Home / 16,487,776.43-22,752,692.47-9,518,218.78

Finding the Fourth Proportional to 16,487,776.43, 22,752,692.47 and 9,518,218.78

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Solution

The fourth proportional to 16,487,776.43, 22,752,692.47 and 9,518,218.78 is: 13,134,888.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487,776.43 : 22,752,692.47 = 9,518,218.78 : x
  2. Step 2: Convert to fraction form
    16,487,776.43/22,752,692.47 = 9,518,218.78/x
  3. Step 3: Cross multiply
    16,487,776.43x = 22,752,692.47 × 9,518,218.78
  4. Step 4: Simplify right side
    16,487,776.43x = 216,565,104,763,518.56
  5. Step 5: Solve for x
    x = 216,565,104,763,518.56/16,487,776.43
  6. Step 6: Final answer
    x = 13,134,888.48

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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.