Home / 74,475,407.20-111,713,110.80-36,211,655.20

Finding the Fourth Proportional to 74,475,407.20, 111,713,110.80 and 36,211,655.20

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Solution

The fourth proportional to 74,475,407.20, 111,713,110.80 and 36,211,655.20 is: 54,317,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,475,407.20 : 111,713,110.80 = 36,211,655.20 : x
  2. Step 2: Convert to fraction form
    74,475,407.20/111,713,110.80 = 36,211,655.20/x
  3. Step 3: Cross multiply
    74,475,407.20x = 111,713,110.80 × 36,211,655.20
  4. Step 4: Simplify right side
    74,475,407.20x = 4,045,316,649,608,996.50
  5. Step 5: Solve for x
    x = 4,045,316,649,608,996.50/74,475,407.20
  6. Step 6: Final answer
    x = 54,317,482.80

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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.