Home / 16,877,191.30-23,290,042.88-9,907,756.76

Finding the Fourth Proportional to 16,877,191.30, 23,290,042.88 and 9,907,756.76

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Solution

The fourth proportional to 16,877,191.30, 23,290,042.88 and 9,907,756.76 is: 13,672,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877,191.30 : 23,290,042.88 = 9,907,756.76 : x
  2. Step 2: Convert to fraction form
    16,877,191.30/23,290,042.88 = 9,907,756.76/x
  3. Step 3: Cross multiply
    16,877,191.30x = 23,290,042.88 × 9,907,756.76
  4. Step 4: Simplify right side
    16,877,191.30x = 230,752,079,868,004.34
  5. Step 5: Solve for x
    x = 230,752,079,868,004.34/16,877,191.30
  6. Step 6: Final answer
    x = 13,672,421.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.