Home / 10,644,049.60-15,966,074.40-9,384,337.60

Finding the Fourth Proportional to 10,644,049.60, 15,966,074.40 and 9,384,337.60

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Solution

The fourth proportional to 10,644,049.60, 15,966,074.40 and 9,384,337.60 is: 14,076,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644,049.60 : 15,966,074.40 = 9,384,337.60 : x
  2. Step 2: Convert to fraction form
    10,644,049.60/15,966,074.40 = 9,384,337.60/x
  3. Step 3: Cross multiply
    10,644,049.60x = 15,966,074.40 × 9,384,337.60
  4. Step 4: Simplify right side
    10,644,049.60x = 149,831,032,316,317.44
  5. Step 5: Solve for x
    x = 149,831,032,316,317.44/10,644,049.60
  6. Step 6: Final answer
    x = 14,076,506.40

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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.