Home / 8,406,987.80-12,608,732.10-2,340,152.60

Finding the Fourth Proportional to 8,406,987.80, 12,608,732.10 and 2,340,152.60

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Solution

The fourth proportional to 8,406,987.80, 12,608,732.10 and 2,340,152.60 is: 3,509,741.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,406,987.80 : 12,608,732.10 = 2,340,152.60 : x
  2. Step 2: Convert to fraction form
    8,406,987.80/12,608,732.10 = 2,340,152.60/x
  3. Step 3: Cross multiply
    8,406,987.80x = 12,608,732.10 × 2,340,152.60
  4. Step 4: Simplify right side
    8,406,987.80x = 29,506,357,206,518.46
  5. Step 5: Solve for x
    x = 29,506,357,206,518.46/8,406,987.80
  6. Step 6: Final answer
    x = 3,509,741.88

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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.