Home / 14,134,543.60-21,201,815.40-9,655,567.60

Finding the Fourth Proportional to 14,134,543.60, 21,201,815.40 and 9,655,567.60

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Solution

The fourth proportional to 14,134,543.60, 21,201,815.40 and 9,655,567.60 is: 14,483,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134,543.60 : 21,201,815.40 = 9,655,567.60 : x
  2. Step 2: Convert to fraction form
    14,134,543.60/21,201,815.40 = 9,655,567.60/x
  3. Step 3: Cross multiply
    14,134,543.60x = 21,201,815.40 × 9,655,567.60
  4. Step 4: Simplify right side
    14,134,543.60x = 204,715,561,837,421.03
  5. Step 5: Solve for x
    x = 204,715,561,837,421.03/14,134,543.60
  6. Step 6: Final answer
    x = 14,483,351.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.