Home / 51,510,001.40-77,265,002.10-13,174,515.80

Finding the Fourth Proportional to 51,510,001.40, 77,265,002.10 and 13,174,515.80

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Solution

The fourth proportional to 51,510,001.40, 77,265,002.10 and 13,174,515.80 is: 19,761,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,510,001.40 : 77,265,002.10 = 13,174,515.80 : x
  2. Step 2: Convert to fraction form
    51,510,001.40/77,265,002.10 = 13,174,515.80/x
  3. Step 3: Cross multiply
    51,510,001.40x = 77,265,002.10 × 13,174,515.80
  4. Step 4: Simplify right side
    51,510,001.40x = 1,017,928,990,953,483.12
  5. Step 5: Solve for x
    x = 1,017,928,990,953,483.12/51,510,001.40
  6. Step 6: Final answer
    x = 19,761,773.70

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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.