Home / 13,727,213.98-18,943,547.96-7,532,301.38

Finding the Fourth Proportional to 13,727,213.98, 18,943,547.96 and 7,532,301.38

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Solution

The fourth proportional to 13,727,213.98, 18,943,547.96 and 7,532,301.38 is: 10,394,571.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,213.98 : 18,943,547.96 = 7,532,301.38 : x
  2. Step 2: Convert to fraction form
    13,727,213.98/18,943,547.96 = 7,532,301.38/x
  3. Step 3: Cross multiply
    13,727,213.98x = 18,943,547.96 × 7,532,301.38
  4. Step 4: Simplify right side
    13,727,213.98x = 142,688,512,365,317.19
  5. Step 5: Solve for x
    x = 142,688,512,365,317.19/13,727,213.98
  6. Step 6: Final answer
    x = 10,394,571.88

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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.