Home / 10,745,984.90-16,118,977.35-9,486,272.90

Finding the Fourth Proportional to 10,745,984.90, 16,118,977.35 and 9,486,272.90

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Solution

The fourth proportional to 10,745,984.90, 16,118,977.35 and 9,486,272.90 is: 14,229,409.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745,984.90 : 16,118,977.35 = 9,486,272.90 : x
  2. Step 2: Convert to fraction form
    10,745,984.90/16,118,977.35 = 9,486,272.90/x
  3. Step 3: Cross multiply
    10,745,984.90x = 16,118,977.35 × 9,486,272.90
  4. Step 4: Simplify right side
    10,745,984.90x = 152,909,018,011,018.81
  5. Step 5: Solve for x
    x = 152,909,018,011,018.81/10,745,984.90
  6. Step 6: Final answer
    x = 14,229,409.35

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Double scale
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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.