Home / 9,727,577.79-13,424,342.83-5,317,547.14

Finding the Fourth Proportional to 9,727,577.79, 13,424,342.83 and 5,317,547.14

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Solution

The fourth proportional to 9,727,577.79, 13,424,342.83 and 5,317,547.14 is: 7,338,371.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727,577.79 : 13,424,342.83 = 5,317,547.14 : x
  2. Step 2: Convert to fraction form
    9,727,577.79/13,424,342.83 = 5,317,547.14/x
  3. Step 3: Cross multiply
    9,727,577.79x = 13,424,342.83 × 5,317,547.14
  4. Step 4: Simplify right side
    9,727,577.79x = 71,384,575,822,046
  5. Step 5: Solve for x
    x = 71,384,575,822,046/9,727,577.79
  6. Step 6: Final answer
    x = 7,338,371.11

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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.