Home / 14,472,859.68-19,972,795.32-7,946,764.20

Finding the Fourth Proportional to 14,472,859.68, 19,972,795.32 and 7,946,764.20

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Solution

The fourth proportional to 14,472,859.68, 19,972,795.32 and 7,946,764.20 is: 10,966,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472,859.68 : 19,972,795.32 = 7,946,764.20 : x
  2. Step 2: Convert to fraction form
    14,472,859.68/19,972,795.32 = 7,946,764.20/x
  3. Step 3: Cross multiply
    14,472,859.68x = 19,972,795.32 × 7,946,764.20
  4. Step 4: Simplify right side
    14,472,859.68x = 158,719,094,822,903.56
  5. Step 5: Solve for x
    x = 158,719,094,822,903.56/14,472,859.68
  6. Step 6: Final answer
    x = 10,966,671.30

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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.