Home / 42,000,851.55-63,001,277.33-30,521,725.95

Finding the Fourth Proportional to 42,000,851.55, 63,001,277.33 and 30,521,725.95

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Solution

The fourth proportional to 42,000,851.55, 63,001,277.33 and 30,521,725.95 is: 45,782,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,000,851.55 : 63,001,277.33 = 30,521,725.95 : x
  2. Step 2: Convert to fraction form
    42,000,851.55/63,001,277.33 = 30,521,725.95/x
  3. Step 3: Cross multiply
    42,000,851.55x = 63,001,277.33 × 30,521,725.95
  4. Step 4: Simplify right side
    42,000,851.55x = 1,922,907,721,013,599.25
  5. Step 5: Solve for x
    x = 1,922,907,721,013,599.25/42,000,851.55
  6. Step 6: Final answer
    x = 45,782,588.93

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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.