Home / 6,391,708.65-9,588,909.40-2,073,421.67

Finding the Fourth Proportional to 6,391,708.65, 9,588,909.40 and 2,073,421.67

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Solution

The fourth proportional to 6,391,708.65, 9,588,909.40 and 2,073,421.67 is: 3,110,569.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391,708.65 : 9,588,909.40 = 2,073,421.67 : x
  2. Step 2: Convert to fraction form
    6,391,708.65/9,588,909.40 = 2,073,421.67/x
  3. Step 3: Cross multiply
    6,391,708.65x = 9,588,909.40 × 2,073,421.67
  4. Step 4: Simplify right side
    6,391,708.65x = 19,881,852,488,498.60
  5. Step 5: Solve for x
    x = 19,881,852,488,498.60/6,391,708.65
  6. Step 6: Final answer
    x = 3,110,569.27

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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.