Home / 66,708,932.15-92,059,266.53-38,435,679.32

Finding the Fourth Proportional to 66,708,932.15, 92,059,266.53 and 38,435,679.32

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Solution

The fourth proportional to 66,708,932.15, 92,059,266.53 and 38,435,679.32 is: 53,041,779.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,708,932.15 : 92,059,266.53 = 38,435,679.32 : x
  2. Step 2: Convert to fraction form
    66,708,932.15/92,059,266.53 = 38,435,679.32/x
  3. Step 3: Cross multiply
    66,708,932.15x = 92,059,266.53 × 38,435,679.32
  4. Step 4: Simplify right side
    66,708,932.15x = 3,538,360,446,781,489
  5. Step 5: Solve for x
    x = 3,538,360,446,781,489/66,708,932.15
  6. Step 6: Final answer
    x = 53,041,779.16

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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.