Home / 7,567,018.38-10,442,399.34-4,129,317.90

Finding the Fourth Proportional to 7,567,018.38, 10,442,399.34 and 4,129,317.90

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Solution

The fourth proportional to 7,567,018.38, 10,442,399.34 and 4,129,317.90 is: 5,698,411.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,567,018.38 : 10,442,399.34 = 4,129,317.90 : x
  2. Step 2: Convert to fraction form
    7,567,018.38/10,442,399.34 = 4,129,317.90/x
  3. Step 3: Cross multiply
    7,567,018.38x = 10,442,399.34 × 4,129,317.90
  4. Step 4: Simplify right side
    7,567,018.38x = 43,119,986,513,610.19
  5. Step 5: Solve for x
    x = 43,119,986,513,610.19/7,567,018.38
  6. Step 6: Final answer
    x = 5,698,411.76

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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.