Home / 79,750,009.06-119,646,279.43-28,632,470.74

Finding the Fourth Proportional to 79,750,009.06, 119,646,279.43 and 28,632,470.74

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Solution

The fourth proportional to 79,750,009.06, 119,646,279.43 and 28,632,470.74 is: 42,956,341.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,750,009.06 : 119,646,279.43 = 28,632,470.74 : x
  2. Step 2: Convert to fraction form
    79,750,009.06/119,646,279.43 = 28,632,470.74/x
  3. Step 3: Cross multiply
    79,750,009.06x = 119,646,279.43 × 28,632,470.74
  4. Step 4: Simplify right side
    79,750,009.06x = 3,425,768,594,558,642
  5. Step 5: Solve for x
    x = 3,425,768,594,558,642/79,750,009.06
  6. Step 6: Final answer
    x = 42,956,341.13

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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.