Home / 49,762,800.90-74,644,201.35-28,239,440.40

Finding the Fourth Proportional to 49,762,800.90, 74,644,201.35 and 28,239,440.40

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Solution

The fourth proportional to 49,762,800.90, 74,644,201.35 and 28,239,440.40 is: 42,359,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,762,800.90 : 74,644,201.35 = 28,239,440.40 : x
  2. Step 2: Convert to fraction form
    49,762,800.90/74,644,201.35 = 28,239,440.40/x
  3. Step 3: Cross multiply
    49,762,800.90x = 74,644,201.35 × 28,239,440.40
  4. Step 4: Simplify right side
    49,762,800.90x = 2,107,910,475,228,924.25
  5. Step 5: Solve for x
    x = 2,107,910,475,228,924.25/49,762,800.90
  6. Step 6: Final answer
    x = 42,359,160.60

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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.