Home / 10,357,755.21-14,294,553.48-5,712,449.04

Finding the Fourth Proportional to 10,357,755.21, 14,294,553.48 and 5,712,449.04

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Solution

The fourth proportional to 10,357,755.21, 14,294,553.48 and 5,712,449.04 is: 7,883,649.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357,755.21 : 14,294,553.48 = 5,712,449.04 : x
  2. Step 2: Convert to fraction form
    10,357,755.21/14,294,553.48 = 5,712,449.04/x
  3. Step 3: Cross multiply
    10,357,755.21x = 14,294,553.48 × 5,712,449.04
  4. Step 4: Simplify right side
    10,357,755.21x = 81,656,908,304,054.66
  5. Step 5: Solve for x
    x = 81,656,908,304,054.66/10,357,755.21
  6. Step 6: Final answer
    x = 7,883,649.17

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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.