Home / 51,205,912.40-76,659,569.40-49,712,920.40

Finding the Fourth Proportional to 51,205,912.40, 76,659,569.40 and 49,712,920.40

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Solution

The fourth proportional to 51,205,912.40, 76,659,569.40 and 49,712,920.40 is: 74,424,434.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,205,912.40 : 76,659,569.40 = 49,712,920.40 : x
  2. Step 2: Convert to fraction form
    51,205,912.40/76,659,569.40 = 49,712,920.40/x
  3. Step 3: Cross multiply
    51,205,912.40x = 76,659,569.40 × 49,712,920.40
  4. Step 4: Simplify right side
    51,205,912.40x = 3,810,971,071,480,476
  5. Step 5: Solve for x
    x = 3,810,971,071,480,476/51,205,912.40
  6. Step 6: Final answer
    x = 74,424,434.46

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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.