Home / 6,869,661.20-10,353,869.90-5,921,560.16

Finding the Fourth Proportional to 6,869,661.20, 10,353,869.90 and 5,921,560.16

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Solution

The fourth proportional to 6,869,661.20, 10,353,869.90 and 5,921,560.16 is: 8,924,903.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869,661.20 : 10,353,869.90 = 5,921,560.16 : x
  2. Step 2: Convert to fraction form
    6,869,661.20/10,353,869.90 = 5,921,560.16/x
  3. Step 3: Cross multiply
    6,869,661.20x = 10,353,869.90 × 5,921,560.16
  4. Step 4: Simplify right side
    6,869,661.20x = 61,311,063,501,663.19
  5. Step 5: Solve for x
    x = 61,311,063,501,663.19/6,869,661.20
  6. Step 6: Final answer
    x = 8,924,903.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.