Home / 8,868,975.48-12,238,268.40-6,547,100.76

Finding the Fourth Proportional to 8,868,975.48, 12,238,268.40 and 6,547,100.76

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Solution

The fourth proportional to 8,868,975.48, 12,238,268.40 and 6,547,100.76 is: 9,034,321.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868,975.48 : 12,238,268.40 = 6,547,100.76 : x
  2. Step 2: Convert to fraction form
    8,868,975.48/12,238,268.40 = 6,547,100.76/x
  3. Step 3: Cross multiply
    8,868,975.48x = 12,238,268.40 × 6,547,100.76
  4. Step 4: Simplify right side
    8,868,975.48x = 80,125,176,342,723.98
  5. Step 5: Solve for x
    x = 80,125,176,342,723.98/8,868,975.48
  6. Step 6: Final answer
    x = 9,034,321.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.