Home / 8,748,767.20-13,123,150.80-7,552,040.80

Finding the Fourth Proportional to 8,748,767.20, 13,123,150.80 and 7,552,040.80

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Solution

The fourth proportional to 8,748,767.20, 13,123,150.80 and 7,552,040.80 is: 11,328,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,767.20 : 13,123,150.80 = 7,552,040.80 : x
  2. Step 2: Convert to fraction form
    8,748,767.20/13,123,150.80 = 7,552,040.80/x
  3. Step 3: Cross multiply
    8,748,767.20x = 13,123,150.80 × 7,552,040.80
  4. Step 4: Simplify right side
    8,748,767.20x = 99,106,570,266,152.64
  5. Step 5: Solve for x
    x = 99,106,570,266,152.64/8,748,767.20
  6. Step 6: Final answer
    x = 11,328,061.20

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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.