Home / 12,596,460.30-18,897,148.05-5,407,980.30

Finding the Fourth Proportional to 12,596,460.30, 18,897,148.05 and 5,407,980.30

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Solution

The fourth proportional to 12,596,460.30, 18,897,148.05 and 5,407,980.30 is: 8,113,025.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,460.30 : 18,897,148.05 = 5,407,980.30 : x
  2. Step 2: Convert to fraction form
    12,596,460.30/18,897,148.05 = 5,407,980.30/x
  3. Step 3: Cross multiply
    12,596,460.30x = 18,897,148.05 × 5,407,980.30
  4. Step 4: Simplify right side
    12,596,460.30x = 102,195,404,380,583.42
  5. Step 5: Solve for x
    x = 102,195,404,380,583.42/12,596,460.30
  6. Step 6: Final answer
    x = 8,113,025.56

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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.