Home / 53,280,104.10-79,920,156.15-17,378,312.10

Finding the Fourth Proportional to 53,280,104.10, 79,920,156.15 and 17,378,312.10

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Solution

The fourth proportional to 53,280,104.10, 79,920,156.15 and 17,378,312.10 is: 26,067,468.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,280,104.10 : 79,920,156.15 = 17,378,312.10 : x
  2. Step 2: Convert to fraction form
    53,280,104.10/79,920,156.15 = 17,378,312.10/x
  3. Step 3: Cross multiply
    53,280,104.10x = 79,920,156.15 × 17,378,312.10
  4. Step 4: Simplify right side
    53,280,104.10x = 1,388,877,416,655,434.75
  5. Step 5: Solve for x
    x = 1,388,877,416,655,434.75/53,280,104.10
  6. Step 6: Final answer
    x = 26,067,468.15

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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.