Home / 7,789,506.40-11,684,259.60-6,462,402.40

Finding the Fourth Proportional to 7,789,506.40, 11,684,259.60 and 6,462,402.40

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Solution

The fourth proportional to 7,789,506.40, 11,684,259.60 and 6,462,402.40 is: 9,693,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789,506.40 : 11,684,259.60 = 6,462,402.40 : x
  2. Step 2: Convert to fraction form
    7,789,506.40/11,684,259.60 = 6,462,402.40/x
  3. Step 3: Cross multiply
    7,789,506.40x = 11,684,259.60 × 6,462,402.40
  4. Step 4: Simplify right side
    7,789,506.40x = 75,508,387,281,263.05
  5. Step 5: Solve for x
    x = 75,508,387,281,263.05/7,789,506.40
  6. Step 6: Final answer
    x = 9,693,603.60

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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.