Home / 8,272,030.70-12,408,434.85-2,592,440.30

Finding the Fourth Proportional to 8,272,030.70, 12,408,434.85 and 2,592,440.30

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Solution

The fourth proportional to 8,272,030.70, 12,408,434.85 and 2,592,440.30 is: 3,888,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,030.70 : 12,408,434.85 = 2,592,440.30 : x
  2. Step 2: Convert to fraction form
    8,272,030.70/12,408,434.85 = 2,592,440.30/x
  3. Step 3: Cross multiply
    8,272,030.70x = 12,408,434.85 × 2,592,440.30
  4. Step 4: Simplify right side
    8,272,030.70x = 32,168,126,565,064.45
  5. Step 5: Solve for x
    x = 32,168,126,565,064.45/8,272,030.70
  6. Step 6: Final answer
    x = 3,888,782.30

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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.