Home / 9,506,080-13,118,396.80-5,155,164.96

Finding the Fourth Proportional to 9,506,080, 13,118,396.80 and 5,155,164.96

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Solution

The fourth proportional to 9,506,080, 13,118,396.80 and 5,155,164.96 is: 7,114,131.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506,080 : 13,118,396.80 = 5,155,164.96 : x
  2. Step 2: Convert to fraction form
    9,506,080/13,118,396.80 = 5,155,164.96/x
  3. Step 3: Cross multiply
    9,506,080x = 13,118,396.80 × 5,155,164.96
  4. Step 4: Simplify right side
    9,506,080x = 67,627,499,514,736.13
  5. Step 5: Solve for x
    x = 67,627,499,514,736.13/9,506,080
  6. Step 6: Final answer
    x = 7,114,131.12

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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.