Home / 49,898,454.30-68,834,074.33-31,574,368.62

Finding the Fourth Proportional to 49,898,454.30, 68,834,074.33 and 31,574,368.62

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Solution

The fourth proportional to 49,898,454.30, 68,834,074.33 and 31,574,368.62 is: 43,556,307.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,898,454.30 : 68,834,074.33 = 31,574,368.62 : x
  2. Step 2: Convert to fraction form
    49,898,454.30/68,834,074.33 = 31,574,368.62/x
  3. Step 3: Cross multiply
    49,898,454.30x = 68,834,074.33 × 31,574,368.62
  4. Step 4: Simplify right side
    49,898,454.30x = 2,173,392,436,432,963.75
  5. Step 5: Solve for x
    x = 2,173,392,436,432,963.75/49,898,454.30
  6. Step 6: Final answer
    x = 43,556,307.84

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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.