Home / 10,001,681.89-13,802,363.28-5,418,003.26

Finding the Fourth Proportional to 10,001,681.89, 13,802,363.28 and 5,418,003.26

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Solution

The fourth proportional to 10,001,681.89, 13,802,363.28 and 5,418,003.26 is: 7,476,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001,681.89 : 13,802,363.28 = 5,418,003.26 : x
  2. Step 2: Convert to fraction form
    10,001,681.89/13,802,363.28 = 5,418,003.26/x
  3. Step 3: Cross multiply
    10,001,681.89x = 13,802,363.28 × 5,418,003.26
  4. Step 4: Simplify right side
    10,001,681.89x = 74,781,249,246,744.28
  5. Step 5: Solve for x
    x = 74,781,249,246,744.28/10,001,681.89
  6. Step 6: Final answer
    x = 7,476,867.40

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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.