Home / 13,593,830.82-18,759,564.54-7,398,862.75

Finding the Fourth Proportional to 13,593,830.82, 18,759,564.54 and 7,398,862.75

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Solution

The fourth proportional to 13,593,830.82, 18,759,564.54 and 7,398,862.75 is: 10,210,473.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593,830.82 : 18,759,564.54 = 7,398,862.75 : x
  2. Step 2: Convert to fraction form
    13,593,830.82/18,759,564.54 = 7,398,862.75/x
  3. Step 3: Cross multiply
    13,593,830.82x = 18,759,564.54 × 7,398,862.75
  4. Step 4: Simplify right side
    13,593,830.82x = 138,799,443,281,226.88
  5. Step 5: Solve for x
    x = 138,799,443,281,226.88/13,593,830.82
  6. Step 6: Final answer
    x = 10,210,473.05

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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.