Home / 13,547,010.69-18,694,884.51-7,352,055.77

Finding the Fourth Proportional to 13,547,010.69, 18,694,884.51 and 7,352,055.77

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Solution

The fourth proportional to 13,547,010.69, 18,694,884.51 and 7,352,055.77 is: 10,145,842.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547,010.69 : 18,694,884.51 = 7,352,055.77 : x
  2. Step 2: Convert to fraction form
    13,547,010.69/18,694,884.51 = 7,352,055.77/x
  3. Step 3: Cross multiply
    13,547,010.69x = 18,694,884.51 × 7,352,055.77
  4. Step 4: Simplify right side
    13,547,010.69x = 137,445,833,437,754.70
  5. Step 5: Solve for x
    x = 137,445,833,437,754.70/13,547,010.69
  6. Step 6: Final answer
    x = 10,145,842.25

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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.