Home / 10,655,476.80-15,983,215.20-4,671,844.80

Finding the Fourth Proportional to 10,655,476.80, 15,983,215.20 and 4,671,844.80

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Solution

The fourth proportional to 10,655,476.80, 15,983,215.20 and 4,671,844.80 is: 7,007,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,655,476.80 : 15,983,215.20 = 4,671,844.80 : x
  2. Step 2: Convert to fraction form
    10,655,476.80/15,983,215.20 = 4,671,844.80/x
  3. Step 3: Cross multiply
    10,655,476.80x = 15,983,215.20 × 4,671,844.80
  4. Step 4: Simplify right side
    10,655,476.80x = 74,671,100,819,400.95
  5. Step 5: Solve for x
    x = 74,671,100,819,400.95/10,655,476.80
  6. Step 6: Final answer
    x = 7,007,767.20

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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.