Home / 15,544,829.40-23,310,245.70-7,020,778.20

Finding the Fourth Proportional to 15,544,829.40, 23,310,245.70 and 7,020,778.20

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Solution

The fourth proportional to 15,544,829.40, 23,310,245.70 and 7,020,778.20 is: 10,528,006.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,544,829.40 : 23,310,245.70 = 7,020,778.20 : x
  2. Step 2: Convert to fraction form
    15,544,829.40/23,310,245.70 = 7,020,778.20/x
  3. Step 3: Cross multiply
    15,544,829.40x = 23,310,245.70 × 7,020,778.20
  4. Step 4: Simplify right side
    15,544,829.40x = 163,656,064,847,203.75
  5. Step 5: Solve for x
    x = 163,656,064,847,203.75/15,544,829.40
  6. Step 6: Final answer
    x = 10,528,006.49

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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.