Home / 8,364,966.40-12,547,449.60-2,685,764.80

Finding the Fourth Proportional to 8,364,966.40, 12,547,449.60 and 2,685,764.80

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Solution

The fourth proportional to 8,364,966.40, 12,547,449.60 and 2,685,764.80 is: 4,028,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,364,966.40 : 12,547,449.60 = 2,685,764.80 : x
  2. Step 2: Convert to fraction form
    8,364,966.40/12,547,449.60 = 2,685,764.80/x
  3. Step 3: Cross multiply
    8,364,966.40x = 12,547,449.60 × 2,685,764.80
  4. Step 4: Simplify right side
    8,364,966.40x = 33,699,498,465,454.08
  5. Step 5: Solve for x
    x = 33,699,498,465,454.08/8,364,966.40
  6. Step 6: Final answer
    x = 4,028,647.20

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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.