Home / 45,648,331.59-62,957,966.16-40,129,907.30

Finding the Fourth Proportional to 45,648,331.59, 62,957,966.16 and 40,129,907.30

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Solution

The fourth proportional to 45,648,331.59, 62,957,966.16 and 40,129,907.30 is: 55,346,981.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,648,331.59 : 62,957,966.16 = 40,129,907.30 : x
  2. Step 2: Convert to fraction form
    45,648,331.59/62,957,966.16 = 40,129,907.30/x
  3. Step 3: Cross multiply
    45,648,331.59x = 62,957,966.16 × 40,129,907.30
  4. Step 4: Simplify right side
    45,648,331.59x = 2,526,497,345,482,547
  5. Step 5: Solve for x
    x = 2,526,497,345,482,547/45,648,331.59
  6. Step 6: Final answer
    x = 55,346,981.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.