Home / 52,736,876.28-72,769,987.58-30,410,686.89

Finding the Fourth Proportional to 52,736,876.28, 72,769,987.58 and 30,410,686.89

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Solution

The fourth proportional to 52,736,876.28, 72,769,987.58 and 30,410,686.89 is: 41,962,768.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,736,876.28 : 72,769,987.58 = 30,410,686.89 : x
  2. Step 2: Convert to fraction form
    52,736,876.28/72,769,987.58 = 30,410,686.89/x
  3. Step 3: Cross multiply
    52,736,876.28x = 72,769,987.58 × 30,410,686.89
  4. Step 4: Simplify right side
    52,736,876.28x = 2,212,985,307,132,515.50
  5. Step 5: Solve for x
    x = 2,212,985,307,132,515.50/52,736,876.28
  6. Step 6: Final answer
    x = 41,962,768.05

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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.