Home / 47,955,255.54-71,913,948.75-19,196,030.58

Finding the Fourth Proportional to 47,955,255.54, 71,913,948.75 and 19,196,030.58

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Solution

The fourth proportional to 47,955,255.54, 71,913,948.75 and 19,196,030.58 is: 28,786,466.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,955,255.54 : 71,913,948.75 = 19,196,030.58 : x
  2. Step 2: Convert to fraction form
    47,955,255.54/71,913,948.75 = 19,196,030.58/x
  3. Step 3: Cross multiply
    47,955,255.54x = 71,913,948.75 × 19,196,030.58
  4. Step 4: Simplify right side
    47,955,255.54x = 1,380,462,359,333,552.75
  5. Step 5: Solve for x
    x = 1,380,462,359,333,552.75/47,955,255.54
  6. Step 6: Final answer
    x = 28,786,466.55

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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.