Home / 66,708,930.06-92,059,263.66-38,435,677.22

Finding the Fourth Proportional to 66,708,930.06, 92,059,263.66 and 38,435,677.22

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Solution

The fourth proportional to 66,708,930.06, 92,059,263.66 and 38,435,677.22 is: 53,041,776.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,708,930.06 : 92,059,263.66 = 38,435,677.22 : x
  2. Step 2: Convert to fraction form
    66,708,930.06/92,059,263.66 = 38,435,677.22/x
  3. Step 3: Cross multiply
    66,708,930.06x = 92,059,263.66 × 38,435,677.22
  4. Step 4: Simplify right side
    66,708,930.06x = 3,538,360,143,121,295
  5. Step 5: Solve for x
    x = 3,538,360,143,121,295/66,708,930.06
  6. Step 6: Final answer
    x = 53,041,776.26

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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.