Home / 57,132,166.84-78,866,518.32-38,572,450

Finding the Fourth Proportional to 57,132,166.84, 78,866,518.32 and 38,572,450

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Solution

The fourth proportional to 57,132,166.84, 78,866,518.32 and 38,572,450 is: 53,246,270.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,132,166.84 : 78,866,518.32 = 38,572,450 : x
  2. Step 2: Convert to fraction form
    57,132,166.84/78,866,518.32 = 38,572,450/x
  3. Step 3: Cross multiply
    57,132,166.84x = 78,866,518.32 × 38,572,450
  4. Step 4: Simplify right side
    57,132,166.84x = 3,042,074,834,572,283.50
  5. Step 5: Solve for x
    x = 3,042,074,834,572,283.50/57,132,166.84
  6. Step 6: Final answer
    x = 53,246,270.93

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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.