Home / 5,514,364.80-8,271,547.20-4,238,906.40

Finding the Fourth Proportional to 5,514,364.80, 8,271,547.20 and 4,238,906.40

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Solution

The fourth proportional to 5,514,364.80, 8,271,547.20 and 4,238,906.40 is: 6,358,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514,364.80 : 8,271,547.20 = 4,238,906.40 : x
  2. Step 2: Convert to fraction form
    5,514,364.80/8,271,547.20 = 4,238,906.40/x
  3. Step 3: Cross multiply
    5,514,364.80x = 8,271,547.20 × 4,238,906.40
  4. Step 4: Simplify right side
    5,514,364.80x = 35,062,314,363,982.08
  5. Step 5: Solve for x
    x = 35,062,314,363,982.08/5,514,364.80
  6. Step 6: Final answer
    x = 6,358,359.60

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Similar ratio
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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.