Home / 47,646,247.76-71,434,528.64-15,279,726.72

Finding the Fourth Proportional to 47,646,247.76, 71,434,528.64 and 15,279,726.72

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Solution

The fourth proportional to 47,646,247.76, 71,434,528.64 and 15,279,726.72 is: 22,908,416.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,646,247.76 : 71,434,528.64 = 15,279,726.72 : x
  2. Step 2: Convert to fraction form
    47,646,247.76/71,434,528.64 = 15,279,726.72/x
  3. Step 3: Cross multiply
    47,646,247.76x = 71,434,528.64 × 15,279,726.72
  4. Step 4: Simplify right side
    47,646,247.76x = 1,091,500,075,991,213.38
  5. Step 5: Solve for x
    x = 1,091,500,075,991,213.38/47,646,247.76
  6. Step 6: Final answer
    x = 22,908,416.24

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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.