Home / 12,108,191.24-18,166,715.54-5,634,354.13

Finding the Fourth Proportional to 12,108,191.24, 18,166,715.54 and 5,634,354.13

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Solution

The fourth proportional to 12,108,191.24, 18,166,715.54 and 5,634,354.13 is: 8,453,592.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108,191.24 : 18,166,715.54 = 5,634,354.13 : x
  2. Step 2: Convert to fraction form
    12,108,191.24/18,166,715.54 = 5,634,354.13/x
  3. Step 3: Cross multiply
    12,108,191.24x = 18,166,715.54 × 5,634,354.13
  4. Step 4: Simplify right side
    12,108,191.24x = 102,357,708,731,334.17
  5. Step 5: Solve for x
    x = 102,357,708,731,334.17/12,108,191.24
  6. Step 6: Final answer
    x = 8,453,592.01

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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.