Home / 55,735,261.20-83,602,891.80-19,331,552.70

Finding the Fourth Proportional to 55,735,261.20, 83,602,891.80 and 19,331,552.70

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Solution

The fourth proportional to 55,735,261.20, 83,602,891.80 and 19,331,552.70 is: 28,997,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,735,261.20 : 83,602,891.80 = 19,331,552.70 : x
  2. Step 2: Convert to fraction form
    55,735,261.20/83,602,891.80 = 19,331,552.70/x
  3. Step 3: Cross multiply
    55,735,261.20x = 83,602,891.80 × 19,331,552.70
  4. Step 4: Simplify right side
    55,735,261.20x = 1,616,173,708,704,097.75
  5. Step 5: Solve for x
    x = 1,616,173,708,704,097.75/55,735,261.20
  6. Step 6: Final answer
    x = 28,997,329.05

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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.