Home / 52,389,371.12-72,301,153.24-30,368,555.60

Finding the Fourth Proportional to 52,389,371.12, 72,301,153.24 and 30,368,555.60

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Solution

The fourth proportional to 52,389,371.12, 72,301,153.24 and 30,368,555.60 is: 41,910,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,389,371.12 : 72,301,153.24 = 30,368,555.60 : x
  2. Step 2: Convert to fraction form
    52,389,371.12/72,301,153.24 = 30,368,555.60/x
  3. Step 3: Cross multiply
    52,389,371.12x = 72,301,153.24 × 30,368,555.60
  4. Step 4: Simplify right side
    52,389,371.12x = 2,195,681,592,113,060
  5. Step 5: Solve for x
    x = 2,195,681,592,113,060/52,389,371.12
  6. Step 6: Final answer
    x = 41,910,821.70

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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.