Home / 8,511,834.78-12,766,809.02-3,046,711.32

Finding the Fourth Proportional to 8,511,834.78, 12,766,809.02 and 3,046,711.32

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Solution

The fourth proportional to 8,511,834.78, 12,766,809.02 and 3,046,711.32 is: 4,569,729.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511,834.78 : 12,766,809.02 = 3,046,711.32 : x
  2. Step 2: Convert to fraction form
    8,511,834.78/12,766,809.02 = 3,046,711.32/x
  3. Step 3: Cross multiply
    8,511,834.78x = 12,766,809.02 × 3,046,711.32
  4. Step 4: Simplify right side
    8,511,834.78x = 38,896,781,482,444.51
  5. Step 5: Solve for x
    x = 38,896,781,482,444.51/8,511,834.78
  6. Step 6: Final answer
    x = 4,569,729.38

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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.