Home / 28,312,935.23-42,371,818.83-17,375,864.87

Finding the Fourth Proportional to 28,312,935.23, 42,371,818.83 and 17,375,864.87

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Solution

The fourth proportional to 28,312,935.23, 42,371,818.83 and 17,375,864.87 is: 26,003,909.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,312,935.23 : 42,371,818.83 = 17,375,864.87 : x
  2. Step 2: Convert to fraction form
    28,312,935.23/42,371,818.83 = 17,375,864.87/x
  3. Step 3: Cross multiply
    28,312,935.23x = 42,371,818.83 × 17,375,864.87
  4. Step 4: Simplify right side
    28,312,935.23x = 736,246,998,074,342.25
  5. Step 5: Solve for x
    x = 736,246,998,074,342.25/28,312,935.23
  6. Step 6: Final answer
    x = 26,003,909.25

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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.