Home / 19,778,454.16-27,292,967.52-11,074,631.60

Finding the Fourth Proportional to 19,778,454.16, 27,292,967.52 and 11,074,631.60

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Solution

The fourth proportional to 19,778,454.16, 27,292,967.52 and 11,074,631.60 is: 15,282,264.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,778,454.16 : 27,292,967.52 = 11,074,631.60 : x
  2. Step 2: Convert to fraction form
    19,778,454.16/27,292,967.52 = 11,074,631.60/x
  3. Step 3: Cross multiply
    19,778,454.16x = 27,292,967.52 × 11,074,631.60
  4. Step 4: Simplify right side
    19,778,454.16x = 302,259,560,554,765.62
  5. Step 5: Solve for x
    x = 302,259,560,554,765.62/19,778,454.16
  6. Step 6: Final answer
    x = 15,282,264.13

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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.