Home / 29,140,434.72-40,213,851.03-16,087,714.83

Finding the Fourth Proportional to 29,140,434.72, 40,213,851.03 and 16,087,714.83

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Solution

The fourth proportional to 29,140,434.72, 40,213,851.03 and 16,087,714.83 is: 22,201,074.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140,434.72 : 40,213,851.03 = 16,087,714.83 : x
  2. Step 2: Convert to fraction form
    29,140,434.72/40,213,851.03 = 16,087,714.83/x
  3. Step 3: Cross multiply
    29,140,434.72x = 40,213,851.03 × 16,087,714.83
  4. Step 4: Simplify right side
    29,140,434.72x = 646,948,967,586,741.75
  5. Step 5: Solve for x
    x = 646,948,967,586,741.75/29,140,434.72
  6. Step 6: Final answer
    x = 22,201,074.69

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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.