Home / 74,935,541.80-112,328,663.10-34,475,458.60

Finding the Fourth Proportional to 74,935,541.80, 112,328,663.10 and 34,475,458.60

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Solution

The fourth proportional to 74,935,541.80, 112,328,663.10 and 34,475,458.60 is: 51,678,843.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,935,541.80 : 112,328,663.10 = 34,475,458.60 : x
  2. Step 2: Convert to fraction form
    74,935,541.80/112,328,663.10 = 34,475,458.60/x
  3. Step 3: Cross multiply
    74,935,541.80x = 112,328,663.10 × 34,475,458.60
  4. Step 4: Simplify right side
    74,935,541.80x = 3,872,582,174,297,397.50
  5. Step 5: Solve for x
    x = 3,872,582,174,297,397.50/74,935,541.80
  6. Step 6: Final answer
    x = 51,678,843.99

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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.