Home / 56,753,343.66-85,130,016.61-13,622,547.04

Finding the Fourth Proportional to 56,753,343.66, 85,130,016.61 and 13,622,547.04

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Solution

The fourth proportional to 56,753,343.66, 85,130,016.61 and 13,622,547.04 is: 20,433,820.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,753,343.66 : 85,130,016.61 = 13,622,547.04 : x
  2. Step 2: Convert to fraction form
    56,753,343.66/85,130,016.61 = 13,622,547.04/x
  3. Step 3: Cross multiply
    56,753,343.66x = 85,130,016.61 × 13,622,547.04
  4. Step 4: Simplify right side
    56,753,343.66x = 1,159,687,655,623,965.75
  5. Step 5: Solve for x
    x = 1,159,687,655,623,965.75/56,753,343.66
  6. Step 6: Final answer
    x = 20,433,820.83

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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.