Home / 9,506,086-13,118,405.08-5,155,170.96

Finding the Fourth Proportional to 9,506,086, 13,118,405.08 and 5,155,170.96

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Solution

The fourth proportional to 9,506,086, 13,118,405.08 and 5,155,170.96 is: 7,114,139.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506,086 : 13,118,405.08 = 5,155,170.96 : x
  2. Step 2: Convert to fraction form
    9,506,086/13,118,405.08 = 5,155,170.96/x
  3. Step 3: Cross multiply
    9,506,086x = 13,118,405.08 × 5,155,170.96
  4. Step 4: Simplify right side
    9,506,086x = 67,627,620,909,932.48
  5. Step 5: Solve for x
    x = 67,627,620,909,932.48/9,506,086
  6. Step 6: Final answer
    x = 7,114,139.40

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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.