Home / 42,129,572.71-58,140,605.87-23,544,712.31

Finding the Fourth Proportional to 42,129,572.71, 58,140,605.87 and 23,544,712.31

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Solution

The fourth proportional to 42,129,572.71, 58,140,605.87 and 23,544,712.31 is: 32,492,706.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,129,572.71 : 58,140,605.87 = 23,544,712.31 : x
  2. Step 2: Convert to fraction form
    42,129,572.71/58,140,605.87 = 23,544,712.31/x
  3. Step 3: Cross multiply
    42,129,572.71x = 58,140,605.87 × 23,544,712.31
  4. Step 4: Simplify right side
    42,129,572.71x = 1,368,903,838,636,140.50
  5. Step 5: Solve for x
    x = 1,368,903,838,636,140.50/42,129,572.71
  6. Step 6: Final answer
    x = 32,492,706.44

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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.