Home / 8,641,326.16-12,958,987.50-4,808,996.92

Finding the Fourth Proportional to 8,641,326.16, 12,958,987.50 and 4,808,996.92

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Solution

The fourth proportional to 8,641,326.16, 12,958,987.50 and 4,808,996.92 is: 7,211,824.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641,326.16 : 12,958,987.50 = 4,808,996.92 : x
  2. Step 2: Convert to fraction form
    8,641,326.16/12,958,987.50 = 4,808,996.92/x
  3. Step 3: Cross multiply
    8,641,326.16x = 12,958,987.50 × 4,808,996.92
  4. Step 4: Simplify right side
    8,641,326.16x = 62,319,730,973,818.50
  5. Step 5: Solve for x
    x = 62,319,730,973,818.50/8,641,326.16
  6. Step 6: Final answer
    x = 7,211,824.88

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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.