Home / 54,002,510.40-80,877,794.40-52,920,091.20

Finding the Fourth Proportional to 54,002,510.40, 80,877,794.40 and 52,920,091.20

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Solution

The fourth proportional to 54,002,510.40, 80,877,794.40 and 52,920,091.20 is: 79,256,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,002,510.40 : 80,877,794.40 = 52,920,091.20 : x
  2. Step 2: Convert to fraction form
    54,002,510.40/80,877,794.40 = 52,920,091.20/x
  3. Step 3: Cross multiply
    54,002,510.40x = 80,877,794.40 × 52,920,091.20
  4. Step 4: Simplify right side
    54,002,510.40x = 4,280,060,255,702,850
  5. Step 5: Solve for x
    x = 4,280,060,255,702,850/54,002,510.40
  6. Step 6: Final answer
    x = 79,256,690.55

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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.