Home / 60,639,615.90-90,963,360.45-31,941,801.90

Finding the Fourth Proportional to 60,639,615.90, 90,963,360.45 and 31,941,801.90

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Solution

The fourth proportional to 60,639,615.90, 90,963,360.45 and 31,941,801.90 is: 47,914,776.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,639,615.90 : 90,963,360.45 = 31,941,801.90 : x
  2. Step 2: Convert to fraction form
    60,639,615.90/90,963,360.45 = 31,941,801.90/x
  3. Step 3: Cross multiply
    60,639,615.90x = 90,963,360.45 × 31,941,801.90
  4. Step 4: Simplify right side
    60,639,615.90x = 2,905,533,639,652,195
  5. Step 5: Solve for x
    x = 2,905,533,639,652,195/60,639,615.90
  6. Step 6: Final answer
    x = 47,914,776.45

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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.