Home / 6,661,090.22-9,191,326.10-3,720,545.06

Finding the Fourth Proportional to 6,661,090.22, 9,191,326.10 and 3,720,545.06

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Solution

The fourth proportional to 6,661,090.22, 9,191,326.10 and 3,720,545.06 is: 5,133,805.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661,090.22 : 9,191,326.10 = 3,720,545.06 : x
  2. Step 2: Convert to fraction form
    6,661,090.22/9,191,326.10 = 3,720,545.06/x
  3. Step 3: Cross multiply
    6,661,090.22x = 9,191,326.10 × 3,720,545.06
  4. Step 4: Simplify right side
    6,661,090.22x = 34,196,742,851,644.71
  5. Step 5: Solve for x
    x = 34,196,742,851,644.71/6,661,090.22
  6. Step 6: Final answer
    x = 5,133,805.69

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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.