Home / 49,814,445.08-68,745,641.02-28,904,902.58

Finding the Fourth Proportional to 49,814,445.08, 68,745,641.02 and 28,904,902.58

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Solution

The fourth proportional to 49,814,445.08, 68,745,641.02 and 28,904,902.58 is: 39,889,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,814,445.08 : 68,745,641.02 = 28,904,902.58 : x
  2. Step 2: Convert to fraction form
    49,814,445.08/68,745,641.02 = 28,904,902.58/x
  3. Step 3: Cross multiply
    49,814,445.08x = 68,745,641.02 × 28,904,902.58
  4. Step 4: Simplify right side
    49,814,445.08x = 1,987,086,056,482,751.50
  5. Step 5: Solve for x
    x = 1,987,086,056,482,751.50/49,814,445.08
  6. Step 6: Final answer
    x = 39,889,755.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.