Home / 12,700,967.88-17,527,456.98-6,899,793.24

Finding the Fourth Proportional to 12,700,967.88, 17,527,456.98 and 6,899,793.24

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Solution

The fourth proportional to 12,700,967.88, 17,527,456.98 and 6,899,793.24 is: 9,521,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,700,967.88 : 17,527,456.98 = 6,899,793.24 : x
  2. Step 2: Convert to fraction form
    12,700,967.88/17,527,456.98 = 6,899,793.24/x
  3. Step 3: Cross multiply
    12,700,967.88x = 17,527,456.98 × 6,899,793.24
  4. Step 4: Simplify right side
    12,700,967.88x = 120,935,829,184,994.83
  5. Step 5: Solve for x
    x = 120,935,829,184,994.83/12,700,967.88
  6. Step 6: Final answer
    x = 9,521,780.57

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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.