Home / 9,964,055.30-14,974,076.55-8,732,336.90

Finding the Fourth Proportional to 9,964,055.30, 14,974,076.55 and 8,732,336.90

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Solution

The fourth proportional to 9,964,055.30, 14,974,076.55 and 8,732,336.90 is: 13,123,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964,055.30 : 14,974,076.55 = 8,732,336.90 : x
  2. Step 2: Convert to fraction form
    9,964,055.30/14,974,076.55 = 8,732,336.90/x
  3. Step 3: Cross multiply
    9,964,055.30x = 14,974,076.55 × 8,732,336.90
  4. Step 4: Simplify right side
    9,964,055.30x = 130,758,681,200,989.70
  5. Step 5: Solve for x
    x = 130,758,681,200,989.70/9,964,055.30
  6. Step 6: Final answer
    x = 13,123,038.49

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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.