Home / 8,357,734.72-11,535,327.98-5,421,191.04

Finding the Fourth Proportional to 8,357,734.72, 11,535,327.98 and 5,421,191.04

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Solution

The fourth proportional to 8,357,734.72, 11,535,327.98 and 5,421,191.04 is: 7,482,316.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,357,734.72 : 11,535,327.98 = 5,421,191.04 : x
  2. Step 2: Convert to fraction form
    8,357,734.72/11,535,327.98 = 5,421,191.04/x
  3. Step 3: Cross multiply
    8,357,734.72x = 11,535,327.98 × 5,421,191.04
  4. Step 4: Simplify right side
    8,357,734.72x = 62,535,216,702,190.27
  5. Step 5: Solve for x
    x = 62,535,216,702,190.27/8,357,734.72
  6. Step 6: Final answer
    x = 7,482,316.54

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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.