Home / 33,121,206.40-49,681,809.60-10,402,067.20

Finding the Fourth Proportional to 33,121,206.40, 49,681,809.60 and 10,402,067.20

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Solution

The fourth proportional to 33,121,206.40, 49,681,809.60 and 10,402,067.20 is: 15,603,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,121,206.40 : 49,681,809.60 = 10,402,067.20 : x
  2. Step 2: Convert to fraction form
    33,121,206.40/49,681,809.60 = 10,402,067.20/x
  3. Step 3: Cross multiply
    33,121,206.40x = 49,681,809.60 × 10,402,067.20
  4. Step 4: Simplify right side
    33,121,206.40x = 516,793,522,076,805.12
  5. Step 5: Solve for x
    x = 516,793,522,076,805.12/33,121,206.40
  6. Step 6: Final answer
    x = 15,603,100.80

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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.