Home / 8,649,445.28-11,934,254.76-5,164,106.96

Finding the Fourth Proportional to 8,649,445.28, 11,934,254.76 and 5,164,106.96

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Solution

The fourth proportional to 8,649,445.28, 11,934,254.76 and 5,164,106.96 is: 7,125,285.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649,445.28 : 11,934,254.76 = 5,164,106.96 : x
  2. Step 2: Convert to fraction form
    8,649,445.28/11,934,254.76 = 5,164,106.96/x
  3. Step 3: Cross multiply
    8,649,445.28x = 11,934,254.76 × 5,164,106.96
  4. Step 4: Simplify right side
    8,649,445.28x = 61,629,768,068,529.12
  5. Step 5: Solve for x
    x = 61,629,768,068,529.12/8,649,445.28
  6. Step 6: Final answer
    x = 7,125,285.62

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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.