Home / 84,564,034.20-126,846,051.30-48,284,328.60

Finding the Fourth Proportional to 84,564,034.20, 126,846,051.30 and 48,284,328.60

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Solution

The fourth proportional to 84,564,034.20, 126,846,051.30 and 48,284,328.60 is: 72,426,492.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,564,034.20 : 126,846,051.30 = 48,284,328.60 : x
  2. Step 2: Convert to fraction form
    84,564,034.20/126,846,051.30 = 48,284,328.60/x
  3. Step 3: Cross multiply
    84,564,034.20x = 126,846,051.30 × 48,284,328.60
  4. Step 4: Simplify right side
    84,564,034.20x = 6,124,676,422,581,657
  5. Step 5: Solve for x
    x = 6,124,676,422,581,657/84,564,034.20
  6. Step 6: Final answer
    x = 72,426,492.90

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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.