Home / 13,303,631.30-19,955,446.95-13,177,660.10

Finding the Fourth Proportional to 13,303,631.30, 19,955,446.95 and 13,177,660.10

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Solution

The fourth proportional to 13,303,631.30, 19,955,446.95 and 13,177,660.10 is: 19,766,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,631.30 : 19,955,446.95 = 13,177,660.10 : x
  2. Step 2: Convert to fraction form
    13,303,631.30/19,955,446.95 = 13,177,660.10/x
  3. Step 3: Cross multiply
    13,303,631.30x = 19,955,446.95 × 13,177,660.10
  4. Step 4: Simplify right side
    13,303,631.30x = 262,966,097,050,681.69
  5. Step 5: Solve for x
    x = 262,966,097,050,681.69/13,303,631.30
  6. Step 6: Final answer
    x = 19,766,490.15

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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.