Home / 10,598,908.80-15,898,363.20-5,290,492.80

Finding the Fourth Proportional to 10,598,908.80, 15,898,363.20 and 5,290,492.80

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Solution

The fourth proportional to 10,598,908.80, 15,898,363.20 and 5,290,492.80 is: 7,935,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,598,908.80 : 15,898,363.20 = 5,290,492.80 : x
  2. Step 2: Convert to fraction form
    10,598,908.80/15,898,363.20 = 5,290,492.80/x
  3. Step 3: Cross multiply
    10,598,908.80x = 15,898,363.20 × 5,290,492.80
  4. Step 4: Simplify right side
    10,598,908.80x = 84,110,176,041,384.95
  5. Step 5: Solve for x
    x = 84,110,176,041,384.95/10,598,908.80
  6. Step 6: Final answer
    x = 7,935,739.20

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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.