Home / 49,911,714.96-68,866,362.48-28,991,316.96

Finding the Fourth Proportional to 49,911,714.96, 68,866,362.48 and 28,991,316.96

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Solution

The fourth proportional to 49,911,714.96, 68,866,362.48 and 28,991,316.96 is: 40,001,160.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,911,714.96 : 68,866,362.48 = 28,991,316.96 : x
  2. Step 2: Convert to fraction form
    49,911,714.96/68,866,362.48 = 28,991,316.96/x
  3. Step 3: Cross multiply
    49,911,714.96x = 68,866,362.48 × 28,991,316.96
  4. Step 4: Simplify right side
    49,911,714.96x = 1,996,526,542,539,931.75
  5. Step 5: Solve for x
    x = 1,996,526,542,539,931.75/49,911,714.96
  6. Step 6: Final answer
    x = 40,001,160.93

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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.