Home / 8,537,743.29-12,807,511.95-2,780,925.58

Finding the Fourth Proportional to 8,537,743.29, 12,807,511.95 and 2,780,925.58

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Solution

The fourth proportional to 8,537,743.29, 12,807,511.95 and 2,780,925.58 is: 4,171,680.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537,743.29 : 12,807,511.95 = 2,780,925.58 : x
  2. Step 2: Convert to fraction form
    8,537,743.29/12,807,511.95 = 2,780,925.58/x
  3. Step 3: Cross multiply
    8,537,743.29x = 12,807,511.95 × 2,780,925.58
  4. Step 4: Simplify right side
    8,537,743.29x = 35,616,737,566,404.73
  5. Step 5: Solve for x
    x = 35,616,737,566,404.73/8,537,743.29
  6. Step 6: Final answer
    x = 4,171,680.54

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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.