Home / 7,549,119.51-11,320,923.65-2,755,390.47

Finding the Fourth Proportional to 7,549,119.51, 11,320,923.65 and 2,755,390.47

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Solution

The fourth proportional to 7,549,119.51, 11,320,923.65 and 2,755,390.47 is: 4,132,079.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549,119.51 : 11,320,923.65 = 2,755,390.47 : x
  2. Step 2: Convert to fraction form
    7,549,119.51/11,320,923.65 = 2,755,390.47/x
  3. Step 3: Cross multiply
    7,549,119.51x = 11,320,923.65 × 2,755,390.47
  4. Step 4: Simplify right side
    7,549,119.51x = 31,193,565,123,030.66
  5. Step 5: Solve for x
    x = 31,193,565,123,030.66/7,549,119.51
  6. Step 6: Final answer
    x = 4,132,079.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.