Home / 15,047,063.32-20,771,301.72-10,158,904.48

Finding the Fourth Proportional to 15,047,063.32, 20,771,301.72 and 10,158,904.48

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Solution

The fourth proportional to 15,047,063.32, 20,771,301.72 and 10,158,904.48 is: 14,023,578.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,047,063.32 : 20,771,301.72 = 10,158,904.48 : x
  2. Step 2: Convert to fraction form
    15,047,063.32/20,771,301.72 = 10,158,904.48/x
  3. Step 3: Cross multiply
    15,047,063.32x = 20,771,301.72 × 10,158,904.48
  4. Step 4: Simplify right side
    15,047,063.32x = 211,013,670,098,739.69
  5. Step 5: Solve for x
    x = 211,013,670,098,739.69/15,047,063.32
  6. Step 6: Final answer
    x = 14,023,578.26

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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.