Home / 16,917,330-23,345,938.80-9,182,373.84

Finding the Fourth Proportional to 16,917,330, 23,345,938.80 and 9,182,373.84

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Solution

The fourth proportional to 16,917,330, 23,345,938.80 and 9,182,373.84 is: 12,671,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917,330 : 23,345,938.80 = 9,182,373.84 : x
  2. Step 2: Convert to fraction form
    16,917,330/23,345,938.80 = 9,182,373.84/x
  3. Step 3: Cross multiply
    16,917,330x = 23,345,938.80 × 9,182,373.84
  4. Step 4: Simplify right side
    16,917,330x = 214,371,137,707,361
  5. Step 5: Solve for x
    x = 214,371,137,707,361/16,917,330
  6. Step 6: Final answer
    x = 12,671,688.60

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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.