Home / 9,727,578.04-13,424,343.18-5,317,547.39

Finding the Fourth Proportional to 9,727,578.04, 13,424,343.18 and 5,317,547.39

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Solution

The fourth proportional to 9,727,578.04, 13,424,343.18 and 5,317,547.39 is: 7,338,371.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727,578.04 : 13,424,343.18 = 5,317,547.39 : x
  2. Step 2: Convert to fraction form
    9,727,578.04/13,424,343.18 = 5,317,547.39/x
  3. Step 3: Cross multiply
    9,727,578.04x = 13,424,343.18 × 5,317,547.39
  4. Step 4: Simplify right side
    9,727,578.04x = 71,384,581,002,552.06
  5. Step 5: Solve for x
    x = 71,384,581,002,552.06/9,727,578.04
  6. Step 6: Final answer
    x = 7,338,371.45

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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.