Home / 8,358,616.80-12,537,925.20-2,679,415.20

Finding the Fourth Proportional to 8,358,616.80, 12,537,925.20 and 2,679,415.20

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Solution

The fourth proportional to 8,358,616.80, 12,537,925.20 and 2,679,415.20 is: 4,019,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358,616.80 : 12,537,925.20 = 2,679,415.20 : x
  2. Step 2: Convert to fraction form
    8,358,616.80/12,537,925.20 = 2,679,415.20/x
  3. Step 3: Cross multiply
    8,358,616.80x = 12,537,925.20 × 2,679,415.20
  4. Step 4: Simplify right side
    8,358,616.80x = 33,594,307,357,343.04
  5. Step 5: Solve for x
    x = 33,594,307,357,343.04/8,358,616.80
  6. Step 6: Final answer
    x = 4,019,122.80

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1.5x scale

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.