Home / 14,375,403.69-21,550,508.40-5,406,254.25

Finding the Fourth Proportional to 14,375,403.69, 21,550,508.40 and 5,406,254.25

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Solution

The fourth proportional to 14,375,403.69, 21,550,508.40 and 5,406,254.25 is: 8,104,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375,403.69 : 21,550,508.40 = 5,406,254.25 : x
  2. Step 2: Convert to fraction form
    14,375,403.69/21,550,508.40 = 5,406,254.25/x
  3. Step 3: Cross multiply
    14,375,403.69x = 21,550,508.40 × 5,406,254.25
  4. Step 4: Simplify right side
    14,375,403.69x = 116,507,527,627,160.69
  5. Step 5: Solve for x
    x = 116,507,527,627,160.69/14,375,403.69
  6. Step 6: Final answer
    x = 8,104,643.89

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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.