Home / 10,368,823.60-15,553,235.40-8,227,313.20

Finding the Fourth Proportional to 10,368,823.60, 15,553,235.40 and 8,227,313.20

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Solution

The fourth proportional to 10,368,823.60, 15,553,235.40 and 8,227,313.20 is: 12,340,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,823.60 : 15,553,235.40 = 8,227,313.20 : x
  2. Step 2: Convert to fraction form
    10,368,823.60/15,553,235.40 = 8,227,313.20/x
  3. Step 3: Cross multiply
    10,368,823.60x = 15,553,235.40 × 8,227,313.20
  4. Step 4: Simplify right side
    10,368,823.60x = 127,961,338,909,127.28
  5. Step 5: Solve for x
    x = 127,961,338,909,127.28/10,368,823.60
  6. Step 6: Final answer
    x = 12,340,969.80

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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.