Home / 18,513,715.86-27,765,211.46-5,559,343.00

Finding the Fourth Proportional to 18,513,715.86, 27,765,211.46 and 5,559,343.00

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Solution

The fourth proportional to 18,513,715.86, 27,765,211.46 and 5,559,343.00 is: 8,337,404.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,513,715.86 : 27,765,211.46 = 5,559,343.00 : x
  2. Step 2: Convert to fraction form
    18,513,715.86/27,765,211.46 = 5,559,343.00/x
  3. Step 3: Cross multiply
    18,513,715.86x = 27,765,211.46 × 5,559,343.00
  4. Step 4: Simplify right side
    18,513,715.86x = 154,356,333,876,461
  5. Step 5: Solve for x
    x = 154,356,333,876,461/18,513,715.86
  6. Step 6: Final answer
    x = 8,337,404.28

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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.