Home / 19,325,763.17-28,987,888.16-6,546,267.86

Finding the Fourth Proportional to 19,325,763.17, 28,987,888.16 and 6,546,267.86

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Solution

The fourth proportional to 19,325,763.17, 28,987,888.16 and 6,546,267.86 is: 9,819,145.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325,763.17 : 28,987,888.16 = 6,546,267.86 : x
  2. Step 2: Convert to fraction form
    19,325,763.17/28,987,888.16 = 6,546,267.86/x
  3. Step 3: Cross multiply
    19,325,763.17x = 28,987,888.16 × 6,546,267.86
  4. Step 4: Simplify right side
    19,325,763.17x = 189,762,480,462,508.78
  5. Step 5: Solve for x
    x = 189,762,480,462,508.78/19,325,763.17
  6. Step 6: Final answer
    x = 9,819,145.50

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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.