Home / 42,742,530.97-58,984,743.17-23,163,419.23

Finding the Fourth Proportional to 42,742,530.97, 58,984,743.17 and 23,163,419.23

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Solution

The fourth proportional to 42,742,530.97, 58,984,743.17 and 23,163,419.23 is: 31,965,545.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,742,530.97 : 58,984,743.17 = 23,163,419.23 : x
  2. Step 2: Convert to fraction form
    42,742,530.97/58,984,743.17 = 23,163,419.23/x
  3. Step 3: Cross multiply
    42,742,530.97x = 58,984,743.17 × 23,163,419.23
  4. Step 4: Simplify right side
    42,742,530.97x = 1,366,288,334,131,035.75
  5. Step 5: Solve for x
    x = 1,366,288,334,131,035.75/42,742,530.97
  6. Step 6: Final answer
    x = 31,965,545.87

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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.