Home / 14,521,974.40-21,787,627.20-9,735,068.80

Finding the Fourth Proportional to 14,521,974.40, 21,787,627.20 and 9,735,068.80

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Solution

The fourth proportional to 14,521,974.40, 21,787,627.20 and 9,735,068.80 is: 14,605,730.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521,974.40 : 21,787,627.20 = 9,735,068.80 : x
  2. Step 2: Convert to fraction form
    14,521,974.40/21,787,627.20 = 9,735,068.80/x
  3. Step 3: Cross multiply
    14,521,974.40x = 21,787,627.20 × 9,735,068.80
  4. Step 4: Simplify right side
    14,521,974.40x = 212,104,049,780,751.38
  5. Step 5: Solve for x
    x = 212,104,049,780,751.38/14,521,974.40
  6. Step 6: Final answer
    x = 14,605,730.87

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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.