Home / 12,088,875.40-18,117,566.70-4,894,520.20

Finding the Fourth Proportional to 12,088,875.40, 18,117,566.70 and 4,894,520.20

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Solution

The fourth proportional to 12,088,875.40, 18,117,566.70 and 4,894,520.20 is: 7,335,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088,875.40 : 18,117,566.70 = 4,894,520.20 : x
  2. Step 2: Convert to fraction form
    12,088,875.40/18,117,566.70 = 4,894,520.20/x
  3. Step 3: Cross multiply
    12,088,875.40x = 18,117,566.70 × 4,894,520.20
  4. Step 4: Simplify right side
    12,088,875.40x = 88,676,796,187,997.34
  5. Step 5: Solve for x
    x = 88,676,796,187,997.34/12,088,875.40
  6. Step 6: Final answer
    x = 7,335,404.93

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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.