Home / 8,411,193.71-12,643,126.88-5,550,941.18

Finding the Fourth Proportional to 8,411,193.71, 12,643,126.88 and 5,550,941.18

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Solution

The fourth proportional to 8,411,193.71, 12,643,126.88 and 5,550,941.18 is: 8,343,792.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411,193.71 : 12,643,126.88 = 5,550,941.18 : x
  2. Step 2: Convert to fraction form
    8,411,193.71/12,643,126.88 = 5,550,941.18/x
  3. Step 3: Cross multiply
    8,411,193.71x = 12,643,126.88 × 5,550,941.18
  4. Step 4: Simplify right side
    8,411,193.71x = 70,181,253,646,010.03
  5. Step 5: Solve for x
    x = 70,181,253,646,010.03/8,411,193.71
  6. Step 6: Final answer
    x = 8,343,792.34

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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.