Home / 11,976,278.40-17,966,750.40-5,152,838.40

Finding the Fourth Proportional to 11,976,278.40, 17,966,750.40 and 5,152,838.40

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Solution

The fourth proportional to 11,976,278.40, 17,966,750.40 and 5,152,838.40 is: 7,730,261.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976,278.40 : 17,966,750.40 = 5,152,838.40 : x
  2. Step 2: Convert to fraction form
    11,976,278.40/17,966,750.40 = 5,152,838.40/x
  3. Step 3: Cross multiply
    11,976,278.40x = 17,966,750.40 × 5,152,838.40
  4. Step 4: Simplify right side
    11,976,278.40x = 92,579,761,384,335.36
  5. Step 5: Solve for x
    x = 92,579,761,384,335.36/11,976,278.40
  6. Step 6: Final answer
    x = 7,730,261.30

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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.