Home / 55,542,742.86-83,319,590.02-19,146,341.64

Finding the Fourth Proportional to 55,542,742.86, 83,319,590.02 and 19,146,341.64

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Solution

The fourth proportional to 55,542,742.86, 83,319,590.02 and 19,146,341.64 is: 28,721,400.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,542,742.86 : 83,319,590.02 = 19,146,341.64 : x
  2. Step 2: Convert to fraction form
    55,542,742.86/83,319,590.02 = 19,146,341.64/x
  3. Step 3: Cross multiply
    55,542,742.86x = 83,319,590.02 × 19,146,341.64
  4. Step 4: Simplify right side
    55,542,742.86x = 1,595,265,335,827,654.50
  5. Step 5: Solve for x
    x = 1,595,265,335,827,654.50/55,542,742.86
  6. Step 6: Final answer
    x = 28,721,400.02

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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.