Home / 9,928,587.34-13,701,132.66-5,518,291.34

Finding the Fourth Proportional to 9,928,587.34, 13,701,132.66 and 5,518,291.34

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Solution

The fourth proportional to 9,928,587.34, 13,701,132.66 and 5,518,291.34 is: 7,615,065.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928,587.34 : 13,701,132.66 = 5,518,291.34 : x
  2. Step 2: Convert to fraction form
    9,928,587.34/13,701,132.66 = 5,518,291.34/x
  3. Step 3: Cross multiply
    9,928,587.34x = 13,701,132.66 × 5,518,291.34
  4. Step 4: Simplify right side
    9,928,587.34x = 75,606,841,668,229.28
  5. Step 5: Solve for x
    x = 75,606,841,668,229.28/9,928,587.34
  6. Step 6: Final answer
    x = 7,615,065.38

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Double scale
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1.5x scale

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.