Home / 42,092,803.76-57,666,176.17-40,519,068.47

Finding the Fourth Proportional to 42,092,803.76, 57,666,176.17 and 40,519,068.47

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Solution

The fourth proportional to 42,092,803.76, 57,666,176.17 and 40,519,068.47 is: 55,510,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,092,803.76 : 57,666,176.17 = 40,519,068.47 : x
  2. Step 2: Convert to fraction form
    42,092,803.76/57,666,176.17 = 40,519,068.47/x
  3. Step 3: Cross multiply
    42,092,803.76x = 57,666,176.17 × 40,519,068.47
  4. Step 4: Simplify right side
    42,092,803.76x = 2,336,579,740,245,684
  5. Step 5: Solve for x
    x = 2,336,579,740,245,684/42,092,803.76
  6. Step 6: Final answer
    x = 55,510,194.90

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.