Home / 8,288,482.79-12,434,405.76-2,607,385.79

Finding the Fourth Proportional to 8,288,482.79, 12,434,405.76 and 2,607,385.79

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Solution

The fourth proportional to 8,288,482.79, 12,434,405.76 and 2,607,385.79 is: 3,911,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288,482.79 : 12,434,405.76 = 2,607,385.79 : x
  2. Step 2: Convert to fraction form
    8,288,482.79/12,434,405.76 = 2,607,385.79/x
  3. Step 3: Cross multiply
    8,288,482.79x = 12,434,405.76 × 2,607,385.79
  4. Step 4: Simplify right side
    8,288,482.79x = 32,421,292,823,546.12
  5. Step 5: Solve for x
    x = 32,421,292,823,546.12/8,288,482.79
  6. Step 6: Final answer
    x = 3,911,607.67

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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.