Home / 10,220,876.60-15,331,314.90-9,723,212.60

Finding the Fourth Proportional to 10,220,876.60, 15,331,314.90 and 9,723,212.60

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Solution

The fourth proportional to 10,220,876.60, 15,331,314.90 and 9,723,212.60 is: 14,584,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220,876.60 : 15,331,314.90 = 9,723,212.60 : x
  2. Step 2: Convert to fraction form
    10,220,876.60/15,331,314.90 = 9,723,212.60/x
  3. Step 3: Cross multiply
    10,220,876.60x = 15,331,314.90 × 9,723,212.60
  4. Step 4: Simplify right side
    10,220,876.60x = 149,069,634,210,247.75
  5. Step 5: Solve for x
    x = 149,069,634,210,247.75/10,220,876.60
  6. Step 6: Final answer
    x = 14,584,818.90

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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.