Home / 12,217,985.04-16,859,836.08-7,061,680.56

Finding the Fourth Proportional to 12,217,985.04, 16,859,836.08 and 7,061,680.56

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Solution

The fourth proportional to 12,217,985.04, 16,859,836.08 and 7,061,680.56 is: 9,744,550.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,985.04 : 16,859,836.08 = 7,061,680.56 : x
  2. Step 2: Convert to fraction form
    12,217,985.04/16,859,836.08 = 7,061,680.56/x
  3. Step 3: Cross multiply
    12,217,985.04x = 16,859,836.08 × 7,061,680.56
  4. Step 4: Simplify right side
    12,217,985.04x = 119,058,776,690,922.58
  5. Step 5: Solve for x
    x = 119,058,776,690,922.58/12,217,985.04
  6. Step 6: Final answer
    x = 9,744,550.87

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1.5x scale

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.