Home / 12,604,967.70-18,907,451.55-12,325,031.70

Finding the Fourth Proportional to 12,604,967.70, 18,907,451.55 and 12,325,031.70

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Solution

The fourth proportional to 12,604,967.70, 18,907,451.55 and 12,325,031.70 is: 18,487,547.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604,967.70 : 18,907,451.55 = 12,325,031.70 : x
  2. Step 2: Convert to fraction form
    12,604,967.70/18,907,451.55 = 12,325,031.70/x
  3. Step 3: Cross multiply
    12,604,967.70x = 18,907,451.55 × 12,325,031.70
  4. Step 4: Simplify right side
    12,604,967.70x = 233,034,939,719,964.12
  5. Step 5: Solve for x
    x = 233,034,939,719,964.12/12,604,967.70
  6. Step 6: Final answer
    x = 18,487,547.55

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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.