Home / 69,192,802.85-103,790,210.29-18,074,827.13

Finding the Fourth Proportional to 69,192,802.85, 103,790,210.29 and 18,074,827.13

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Solution

The fourth proportional to 69,192,802.85, 103,790,210.29 and 18,074,827.13 is: 27,112,503.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,192,802.85 : 103,790,210.29 = 18,074,827.13 : x
  2. Step 2: Convert to fraction form
    69,192,802.85/103,790,210.29 = 18,074,827.13/x
  3. Step 3: Cross multiply
    69,192,802.85x = 103,790,210.29 × 18,074,827.13
  4. Step 4: Simplify right side
    69,192,802.85x = 1,875,990,108,213,959
  5. Step 5: Solve for x
    x = 1,875,990,108,213,959/69,192,802.85
  6. Step 6: Final answer
    x = 27,112,503.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.