Home / 6,514,266.80-9,771,400.20-2,916,214.40

Finding the Fourth Proportional to 6,514,266.80, 9,771,400.20 and 2,916,214.40

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Solution

The fourth proportional to 6,514,266.80, 9,771,400.20 and 2,916,214.40 is: 4,374,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514,266.80 : 9,771,400.20 = 2,916,214.40 : x
  2. Step 2: Convert to fraction form
    6,514,266.80/9,771,400.20 = 2,916,214.40/x
  3. Step 3: Cross multiply
    6,514,266.80x = 9,771,400.20 × 2,916,214.40
  4. Step 4: Simplify right side
    6,514,266.80x = 28,495,497,971,402.88
  5. Step 5: Solve for x
    x = 28,495,497,971,402.88/6,514,266.80
  6. Step 6: Final answer
    x = 4,374,321.60

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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.