Home / 10,218,666.50-14,102,100.19-5,572,705.01

Finding the Fourth Proportional to 10,218,666.50, 14,102,100.19 and 5,572,705.01

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Solution

The fourth proportional to 10,218,666.50, 14,102,100.19 and 5,572,705.01 is: 7,690,518.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,218,666.50 : 14,102,100.19 = 5,572,705.01 : x
  2. Step 2: Convert to fraction form
    10,218,666.50/14,102,100.19 = 5,572,705.01/x
  3. Step 3: Cross multiply
    10,218,666.50x = 14,102,100.19 × 5,572,705.01
  4. Step 4: Simplify right side
    10,218,666.50x = 78,586,844,451,447.25
  5. Step 5: Solve for x
    x = 78,586,844,451,447.25/10,218,666.50
  6. Step 6: Final answer
    x = 7,690,518.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.