Home / 61,110,751.42-91,706,511.12-28,771,902.24

Finding the Fourth Proportional to 61,110,751.42, 91,706,511.12 and 28,771,902.24

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Solution

The fourth proportional to 61,110,751.42, 91,706,511.12 and 28,771,902.24 is: 43,176,866.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,110,751.42 : 91,706,511.12 = 28,771,902.24 : x
  2. Step 2: Convert to fraction form
    61,110,751.42/91,706,511.12 = 28,771,902.24/x
  3. Step 3: Cross multiply
    61,110,751.42x = 91,706,511.12 × 28,771,902.24
  4. Step 4: Simplify right side
    61,110,751.42x = 2,638,570,772,716,113
  5. Step 5: Solve for x
    x = 2,638,570,772,716,113/61,110,751.42
  6. Step 6: Final answer
    x = 43,176,866.78

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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.