Home / 62,069,109.60-93,103,664.40-55,253,378.78

Finding the Fourth Proportional to 62,069,109.60, 93,103,664.40 and 55,253,378.78

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Solution

The fourth proportional to 62,069,109.60, 93,103,664.40 and 55,253,378.78 is: 82,880,068.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,069,109.60 : 93,103,664.40 = 55,253,378.78 : x
  2. Step 2: Convert to fraction form
    62,069,109.60/93,103,664.40 = 55,253,378.78/x
  3. Step 3: Cross multiply
    62,069,109.60x = 93,103,664.40 × 55,253,378.78
  4. Step 4: Simplify right side
    62,069,109.60x = 5,144,292,034,899,202
  5. Step 5: Solve for x
    x = 5,144,292,034,899,202/62,069,109.60
  6. Step 6: Final answer
    x = 82,880,068.17

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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.