Home / 13,818,680.99-20,730,678.28-5,298,353.00

Finding the Fourth Proportional to 13,818,680.99, 20,730,678.28 and 5,298,353.00

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Solution

The fourth proportional to 13,818,680.99, 20,730,678.28 and 5,298,353.00 is: 7,948,548.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,680.99 : 20,730,678.28 = 5,298,353.00 : x
  2. Step 2: Convert to fraction form
    13,818,680.99/20,730,678.28 = 5,298,353.00/x
  3. Step 3: Cross multiply
    13,818,680.99x = 20,730,678.28 × 5,298,353.00
  4. Step 4: Simplify right side
    13,818,680.99x = 109,838,451,339,973.56
  5. Step 5: Solve for x
    x = 109,838,451,339,973.56/13,818,680.99
  6. Step 6: Final answer
    x = 7,948,548.16

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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.