Home / 10,752,621.40-16,128,932.10-4,020,160.60

Finding the Fourth Proportional to 10,752,621.40, 16,128,932.10 and 4,020,160.60

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Solution

The fourth proportional to 10,752,621.40, 16,128,932.10 and 4,020,160.60 is: 6,030,240.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,621.40 : 16,128,932.10 = 4,020,160.60 : x
  2. Step 2: Convert to fraction form
    10,752,621.40/16,128,932.10 = 4,020,160.60/x
  3. Step 3: Cross multiply
    10,752,621.40x = 16,128,932.10 × 4,020,160.60
  4. Step 4: Simplify right side
    10,752,621.40x = 64,840,897,348,495.26
  5. Step 5: Solve for x
    x = 64,840,897,348,495.26/10,752,621.40
  6. Step 6: Final answer
    x = 6,030,240.90

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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.