Home / 10,827,398.52-14,941,614.78-6,420,090.51

Finding the Fourth Proportional to 10,827,398.52, 14,941,614.78 and 6,420,090.51

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Solution

The fourth proportional to 10,827,398.52, 14,941,614.78 and 6,420,090.51 is: 8,859,609.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827,398.52 : 14,941,614.78 = 6,420,090.51 : x
  2. Step 2: Convert to fraction form
    10,827,398.52/14,941,614.78 = 6,420,090.51/x
  3. Step 3: Cross multiply
    10,827,398.52x = 14,941,614.78 × 6,420,090.51
  4. Step 4: Simplify right side
    10,827,398.52x = 95,926,519,253,153.73
  5. Step 5: Solve for x
    x = 95,926,519,253,153.73/10,827,398.52
  6. Step 6: Final answer
    x = 8,859,609.17

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1.5x scale

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.