Home / 25,315,390.25-34,935,406.25-13,712,953.62

Finding the Fourth Proportional to 25,315,390.25, 34,935,406.25 and 13,712,953.62

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Solution

The fourth proportional to 25,315,390.25, 34,935,406.25 and 13,712,953.62 is: 18,923,966.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315,390.25 : 34,935,406.25 = 13,712,953.62 : x
  2. Step 2: Convert to fraction form
    25,315,390.25/34,935,406.25 = 13,712,953.62/x
  3. Step 3: Cross multiply
    25,315,390.25x = 34,935,406.25 × 13,712,953.62
  4. Step 4: Simplify right side
    25,315,390.25x = 479,067,605,602,108.12
  5. Step 5: Solve for x
    x = 479,067,605,602,108.12/25,315,390.25
  6. Step 6: Final answer
    x = 18,923,966.84

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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.