Home / 12,360,162.10-18,548,116.35-7,242,582.10

Finding the Fourth Proportional to 12,360,162.10, 18,548,116.35 and 7,242,582.10

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Solution

The fourth proportional to 12,360,162.10, 18,548,116.35 and 7,242,582.10 is: 10,868,486.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360,162.10 : 18,548,116.35 = 7,242,582.10 : x
  2. Step 2: Convert to fraction form
    12,360,162.10/18,548,116.35 = 7,242,582.10/x
  3. Step 3: Cross multiply
    12,360,162.10x = 18,548,116.35 × 7,242,582.10
  4. Step 4: Simplify right side
    12,360,162.10x = 134,336,255,465,227.34
  5. Step 5: Solve for x
    x = 134,336,255,465,227.34/12,360,162.10
  6. Step 6: Final answer
    x = 10,868,486.54

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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.