Home / 10,493,159.10-15,727,798.64-6,385,420.52

Finding the Fourth Proportional to 10,493,159.10, 15,727,798.64 and 6,385,420.52

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Solution

The fourth proportional to 10,493,159.10, 15,727,798.64 and 6,385,420.52 is: 9,570,864.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493,159.10 : 15,727,798.64 = 6,385,420.52 : x
  2. Step 2: Convert to fraction form
    10,493,159.10/15,727,798.64 = 6,385,420.52/x
  3. Step 3: Cross multiply
    10,493,159.10x = 15,727,798.64 × 6,385,420.52
  4. Step 4: Simplify right side
    10,493,159.10x = 100,428,608,177,676.48
  5. Step 5: Solve for x
    x = 100,428,608,177,676.48/10,493,159.10
  6. Step 6: Final answer
    x = 9,570,864.91

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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.