Home / 39,730,576.40-59,595,864.60-20,359,551.95

Finding the Fourth Proportional to 39,730,576.40, 59,595,864.60 and 20,359,551.95

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Solution

The fourth proportional to 39,730,576.40, 59,595,864.60 and 20,359,551.95 is: 30,539,327.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,730,576.40 : 59,595,864.60 = 20,359,551.95 : x
  2. Step 2: Convert to fraction form
    39,730,576.40/59,595,864.60 = 20,359,551.95/x
  3. Step 3: Cross multiply
    39,730,576.40x = 59,595,864.60 × 20,359,551.95
  4. Step 4: Simplify right side
    39,730,576.40x = 1,213,345,101,328,866
  5. Step 5: Solve for x
    x = 1,213,345,101,328,866/39,730,576.40
  6. Step 6: Final answer
    x = 30,539,327.93

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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.