Home / 9,301,818.60-13,921,235.10-8,168,077.80

Finding the Fourth Proportional to 9,301,818.60, 13,921,235.10 and 8,168,077.80

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Solution

The fourth proportional to 9,301,818.60, 13,921,235.10 and 8,168,077.80 is: 12,224,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301,818.60 : 13,921,235.10 = 8,168,077.80 : x
  2. Step 2: Convert to fraction form
    9,301,818.60/13,921,235.10 = 8,168,077.80/x
  3. Step 3: Cross multiply
    9,301,818.60x = 13,921,235.10 × 8,168,077.80
  4. Step 4: Simplify right side
    9,301,818.60x = 113,709,731,368,890.78
  5. Step 5: Solve for x
    x = 113,709,731,368,890.78/9,301,818.60
  6. Step 6: Final answer
    x = 12,224,462.36

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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.