Home / 8,869,666.90-13,304,500.35-7,913,073.10

Finding the Fourth Proportional to 8,869,666.90, 13,304,500.35 and 7,913,073.10

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Solution

The fourth proportional to 8,869,666.90, 13,304,500.35 and 7,913,073.10 is: 11,869,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,666.90 : 13,304,500.35 = 7,913,073.10 : x
  2. Step 2: Convert to fraction form
    8,869,666.90/13,304,500.35 = 7,913,073.10/x
  3. Step 3: Cross multiply
    8,869,666.90x = 13,304,500.35 × 7,913,073.10
  4. Step 4: Simplify right side
    8,869,666.90x = 105,279,483,828,525.58
  5. Step 5: Solve for x
    x = 105,279,483,828,525.58/8,869,666.90
  6. Step 6: Final answer
    x = 11,869,609.65

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Double scale
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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.