Home / 51,815,264.80-77,722,897.20-15,908,807.20

Finding the Fourth Proportional to 51,815,264.80, 77,722,897.20 and 15,908,807.20

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Solution

The fourth proportional to 51,815,264.80, 77,722,897.20 and 15,908,807.20 is: 23,863,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,815,264.80 : 77,722,897.20 = 15,908,807.20 : x
  2. Step 2: Convert to fraction form
    51,815,264.80/77,722,897.20 = 15,908,807.20/x
  3. Step 3: Cross multiply
    51,815,264.80x = 77,722,897.20 × 15,908,807.20
  4. Step 4: Simplify right side
    51,815,264.80x = 1,236,478,586,580,219.75
  5. Step 5: Solve for x
    x = 1,236,478,586,580,219.75/51,815,264.80
  6. Step 6: Final answer
    x = 23,863,210.80

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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.