Home / 39,461,385.50-59,174,806.38-21,013,444.52

Finding the Fourth Proportional to 39,461,385.50, 59,174,806.38 and 21,013,444.52

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Solution

The fourth proportional to 39,461,385.50, 59,174,806.38 and 21,013,444.52 is: 31,510,969.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,461,385.50 : 59,174,806.38 = 21,013,444.52 : x
  2. Step 2: Convert to fraction form
    39,461,385.50/59,174,806.38 = 21,013,444.52/x
  3. Step 3: Cross multiply
    39,461,385.50x = 59,174,806.38 × 21,013,444.52
  4. Step 4: Simplify right side
    39,461,385.50x = 1,243,466,510,847,872
  5. Step 5: Solve for x
    x = 1,243,466,510,847,872/39,461,385.50
  6. Step 6: Final answer
    x = 31,510,969.40

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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.