Home / 6,139,244.20-9,191,151.60-5,430,656.20

Finding the Fourth Proportional to 6,139,244.20, 9,191,151.60 and 5,430,656.20

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Solution

The fourth proportional to 6,139,244.20, 9,191,151.60 and 5,430,656.20 is: 8,130,314.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,244.20 : 9,191,151.60 = 5,430,656.20 : x
  2. Step 2: Convert to fraction form
    6,139,244.20/9,191,151.60 = 5,430,656.20/x
  3. Step 3: Cross multiply
    6,139,244.20x = 9,191,151.60 × 5,430,656.20
  4. Step 4: Simplify right side
    6,139,244.20x = 49,913,984,421,679.92
  5. Step 5: Solve for x
    x = 49,913,984,421,679.92/6,139,244.20
  6. Step 6: Final answer
    x = 8,130,314.22

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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.