Home / 25,328,897.90-34,953,909-13,726,461.32

Finding the Fourth Proportional to 25,328,897.90, 34,953,909 and 13,726,461.32

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Solution

The fourth proportional to 25,328,897.90, 34,953,909 and 13,726,461.32 is: 18,942,532.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,328,897.90 : 34,953,909 = 13,726,461.32 : x
  2. Step 2: Convert to fraction form
    25,328,897.90/34,953,909 = 13,726,461.32/x
  3. Step 3: Cross multiply
    25,328,897.90x = 34,953,909 × 13,726,461.32
  4. Step 4: Simplify right side
    25,328,897.90x = 479,793,479,871,299.88
  5. Step 5: Solve for x
    x = 479,793,479,871,299.88/25,328,897.90
  6. Step 6: Final answer
    x = 18,942,532.82

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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.