Home / 74,823,842.60-112,235,763.90-49,293,679.40

Finding the Fourth Proportional to 74,823,842.60, 112,235,763.90 and 49,293,679.40

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Solution

The fourth proportional to 74,823,842.60, 112,235,763.90 and 49,293,679.40 is: 73,940,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,823,842.60 : 112,235,763.90 = 49,293,679.40 : x
  2. Step 2: Convert to fraction form
    74,823,842.60/112,235,763.90 = 49,293,679.40/x
  3. Step 3: Cross multiply
    74,823,842.60x = 112,235,763.90 × 49,293,679.40
  4. Step 4: Simplify right side
    74,823,842.60x = 5,532,513,762,900,694
  5. Step 5: Solve for x
    x = 5,532,513,762,900,694/74,823,842.60
  6. Step 6: Final answer
    x = 73,940,519.10

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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.