Home / 10,202,283.20-15,303,424.80-8,970,564.80

Finding the Fourth Proportional to 10,202,283.20, 15,303,424.80 and 8,970,564.80

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Solution

The fourth proportional to 10,202,283.20, 15,303,424.80 and 8,970,564.80 is: 13,455,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202,283.20 : 15,303,424.80 = 8,970,564.80 : x
  2. Step 2: Convert to fraction form
    10,202,283.20/15,303,424.80 = 8,970,564.80/x
  3. Step 3: Cross multiply
    10,202,283.20x = 15,303,424.80 × 8,970,564.80
  4. Step 4: Simplify right side
    10,202,283.20x = 137,280,363,830,327.06
  5. Step 5: Solve for x
    x = 137,280,363,830,327.06/10,202,283.20
  6. Step 6: Final answer
    x = 13,455,847.20

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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.