Home / 13,286,510.40-19,894,336.20-13,286,510.40

Finding the Fourth Proportional to 13,286,510.40, 19,894,336.20 and 13,286,510.40

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Solution

The fourth proportional to 13,286,510.40, 19,894,336.20 and 13,286,510.40 is: 19,894,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286,510.40 : 19,894,336.20 = 13,286,510.40 : x
  2. Step 2: Convert to fraction form
    13,286,510.40/19,894,336.20 = 13,286,510.40/x
  3. Step 3: Cross multiply
    13,286,510.40x = 19,894,336.20 × 13,286,510.40
  4. Step 4: Simplify right side
    13,286,510.40x = 264,326,304,822,396.47
  5. Step 5: Solve for x
    x = 264,326,304,822,396.47/13,286,510.40
  6. Step 6: Final answer
    x = 19,894,336.20

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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.