Home / 19,321,639.95-26,666,385.80-12,466,065.63

Finding the Fourth Proportional to 19,321,639.95, 26,666,385.80 and 12,466,065.63

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Solution

The fourth proportional to 19,321,639.95, 26,666,385.80 and 12,466,065.63 is: 17,204,798.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,321,639.95 : 26,666,385.80 = 12,466,065.63 : x
  2. Step 2: Convert to fraction form
    19,321,639.95/26,666,385.80 = 12,466,065.63/x
  3. Step 3: Cross multiply
    19,321,639.95x = 26,666,385.80 × 12,466,065.63
  4. Step 4: Simplify right side
    19,321,639.95x = 332,424,915,435,369.75
  5. Step 5: Solve for x
    x = 332,424,915,435,369.75/19,321,639.95
  6. Step 6: Final answer
    x = 17,204,798.16

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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.