Home / 52,825,619.20-79,238,428.80-48,148,938.40

Finding the Fourth Proportional to 52,825,619.20, 79,238,428.80 and 48,148,938.40

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Solution

The fourth proportional to 52,825,619.20, 79,238,428.80 and 48,148,938.40 is: 72,223,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,825,619.20 : 79,238,428.80 = 48,148,938.40 : x
  2. Step 2: Convert to fraction form
    52,825,619.20/79,238,428.80 = 48,148,938.40/x
  3. Step 3: Cross multiply
    52,825,619.20x = 79,238,428.80 × 48,148,938.40
  4. Step 4: Simplify right side
    52,825,619.20x = 3,815,246,227,203,985.50
  5. Step 5: Solve for x
    x = 3,815,246,227,203,985.50/52,825,619.20
  6. Step 6: Final answer
    x = 72,223,407.60

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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.