Home / 52,628,540.72-78,788,873.61-30,701,875.55

Finding the Fourth Proportional to 52,628,540.72, 78,788,873.61 and 30,701,875.55

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Solution

The fourth proportional to 52,628,540.72, 78,788,873.61 and 30,701,875.55 is: 45,963,010.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,628,540.72 : 78,788,873.61 = 30,701,875.55 : x
  2. Step 2: Convert to fraction form
    52,628,540.72/78,788,873.61 = 30,701,875.55/x
  3. Step 3: Cross multiply
    52,628,540.72x = 78,788,873.61 × 30,701,875.55
  4. Step 4: Simplify right side
    52,628,540.72x = 2,418,966,192,495,871.50
  5. Step 5: Solve for x
    x = 2,418,966,192,495,871.50/52,628,540.72
  6. Step 6: Final answer
    x = 45,963,010.93

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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.