Home / 10,368,005.60-15,552,008.40-8,226,495.20

Finding the Fourth Proportional to 10,368,005.60, 15,552,008.40 and 8,226,495.20

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Solution

The fourth proportional to 10,368,005.60, 15,552,008.40 and 8,226,495.20 is: 12,339,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,005.60 : 15,552,008.40 = 8,226,495.20 : x
  2. Step 2: Convert to fraction form
    10,368,005.60/15,552,008.40 = 8,226,495.20/x
  3. Step 3: Cross multiply
    10,368,005.60x = 15,552,008.40 × 8,226,495.20
  4. Step 4: Simplify right side
    10,368,005.60x = 127,938,522,452,959.69
  5. Step 5: Solve for x
    x = 127,938,522,452,959.69/10,368,005.60
  6. Step 6: Final answer
    x = 12,339,742.80

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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.