Home / 9,869,948.20-14,804,922.30-7,478,463.70

Finding the Fourth Proportional to 9,869,948.20, 14,804,922.30 and 7,478,463.70

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Solution

The fourth proportional to 9,869,948.20, 14,804,922.30 and 7,478,463.70 is: 11,217,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869,948.20 : 14,804,922.30 = 7,478,463.70 : x
  2. Step 2: Convert to fraction form
    9,869,948.20/14,804,922.30 = 7,478,463.70/x
  3. Step 3: Cross multiply
    9,869,948.20x = 14,804,922.30 × 7,478,463.70
  4. Step 4: Simplify right side
    9,869,948.20x = 110,718,074,001,870.52
  5. Step 5: Solve for x
    x = 110,718,074,001,870.52/9,869,948.20
  6. Step 6: Final answer
    x = 11,217,695.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.