Home / 9,219,411.29-12,722,454.14-5,089,353.76

Finding the Fourth Proportional to 9,219,411.29, 12,722,454.14 and 5,089,353.76

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Solution

The fourth proportional to 9,219,411.29, 12,722,454.14 and 5,089,353.76 is: 7,023,124.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219,411.29 : 12,722,454.14 = 5,089,353.76 : x
  2. Step 2: Convert to fraction form
    9,219,411.29/12,722,454.14 = 5,089,353.76/x
  3. Step 3: Cross multiply
    9,219,411.29x = 12,722,454.14 × 5,089,353.76
  4. Step 4: Simplify right side
    9,219,411.29x = 64,749,069,756,583.66
  5. Step 5: Solve for x
    x = 64,749,069,756,583.66/9,219,411.29
  6. Step 6: Final answer
    x = 7,023,124.11

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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.