Home / 13,593,849.49-18,759,590.45-7,398,881.61

Finding the Fourth Proportional to 13,593,849.49, 18,759,590.45 and 7,398,881.61

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Solution

The fourth proportional to 13,593,849.49, 18,759,590.45 and 7,398,881.61 is: 10,210,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593,849.49 : 18,759,590.45 = 7,398,881.61 : x
  2. Step 2: Convert to fraction form
    13,593,849.49/18,759,590.45 = 7,398,881.61/x
  3. Step 3: Cross multiply
    13,593,849.49x = 18,759,590.45 × 7,398,881.61
  4. Step 4: Simplify right side
    13,593,849.49x = 138,799,988,791,636.62
  5. Step 5: Solve for x
    x = 138,799,988,791,636.62/13,593,849.49
  6. Step 6: Final answer
    x = 10,210,499.16

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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.