Home / 55,537,456.60-83,306,184.90-54,403,715.80

Finding the Fourth Proportional to 55,537,456.60, 83,306,184.90 and 54,403,715.80

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Solution

The fourth proportional to 55,537,456.60, 83,306,184.90 and 54,403,715.80 is: 81,605,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,537,456.60 : 83,306,184.90 = 54,403,715.80 : x
  2. Step 2: Convert to fraction form
    55,537,456.60/83,306,184.90 = 54,403,715.80/x
  3. Step 3: Cross multiply
    55,537,456.60x = 83,306,184.90 × 54,403,715.80
  4. Step 4: Simplify right side
    55,537,456.60x = 4,532,166,007,681,851
  5. Step 5: Solve for x
    x = 4,532,166,007,681,851/55,537,456.60
  6. Step 6: Final answer
    x = 81,605,573.70

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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.