Home / 60,721,901.67-83,789,023.03-34,258,712.74

Finding the Fourth Proportional to 60,721,901.67, 83,789,023.03 and 34,258,712.74

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Solution

The fourth proportional to 60,721,901.67, 83,789,023.03 and 34,258,712.74 is: 47,272,960.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,721,901.67 : 83,789,023.03 = 34,258,712.74 : x
  2. Step 2: Convert to fraction form
    60,721,901.67/83,789,023.03 = 34,258,712.74/x
  3. Step 3: Cross multiply
    60,721,901.67x = 83,789,023.03 × 34,258,712.74
  4. Step 4: Simplify right side
    60,721,901.67x = 2,870,504,070,750,014.50
  5. Step 5: Solve for x
    x = 2,870,504,070,750,014.50/60,721,901.67
  6. Step 6: Final answer
    x = 47,272,960.69

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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.