Home / 38,208,004.80-57,312,007.20-30,649,732.80

Finding the Fourth Proportional to 38,208,004.80, 57,312,007.20 and 30,649,732.80

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Solution

The fourth proportional to 38,208,004.80, 57,312,007.20 and 30,649,732.80 is: 45,974,599.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,208,004.80 : 57,312,007.20 = 30,649,732.80 : x
  2. Step 2: Convert to fraction form
    38,208,004.80/57,312,007.20 = 30,649,732.80/x
  3. Step 3: Cross multiply
    38,208,004.80x = 57,312,007.20 × 30,649,732.80
  4. Step 4: Simplify right side
    38,208,004.80x = 1,756,597,706,911,676.25
  5. Step 5: Solve for x
    x = 1,756,597,706,911,676.25/38,208,004.80
  6. Step 6: Final answer
    x = 45,974,599.20

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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.