Home / 10,646,078.40-15,969,117.60-4,977,374.40

Finding the Fourth Proportional to 10,646,078.40, 15,969,117.60 and 4,977,374.40

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Solution

The fourth proportional to 10,646,078.40, 15,969,117.60 and 4,977,374.40 is: 7,466,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646,078.40 : 15,969,117.60 = 4,977,374.40 : x
  2. Step 2: Convert to fraction form
    10,646,078.40/15,969,117.60 = 4,977,374.40/x
  3. Step 3: Cross multiply
    10,646,078.40x = 15,969,117.60 × 4,977,374.40
  4. Step 4: Simplify right side
    10,646,078.40x = 79,484,277,132,829.44
  5. Step 5: Solve for x
    x = 79,484,277,132,829.44/10,646,078.40
  6. Step 6: Final answer
    x = 7,466,061.60

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1.5x scale

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.