Home / 49,943,247.40-74,788,899.90-39,865,551.40

Finding the Fourth Proportional to 49,943,247.40, 74,788,899.90 and 39,865,551.40

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Solution

The fourth proportional to 49,943,247.40, 74,788,899.90 and 39,865,551.40 is: 59,697,774.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,943,247.40 : 74,788,899.90 = 39,865,551.40 : x
  2. Step 2: Convert to fraction form
    49,943,247.40/74,788,899.90 = 39,865,551.40/x
  3. Step 3: Cross multiply
    49,943,247.40x = 74,788,899.90 × 39,865,551.40
  4. Step 4: Simplify right side
    49,943,247.40x = 2,981,500,733,112,905
  5. Step 5: Solve for x
    x = 2,981,500,733,112,905/49,943,247.40
  6. Step 6: Final answer
    x = 59,697,774.74

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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.