Home / 31,554,600.60-47,304,252.90-21,424,373.40

Finding the Fourth Proportional to 31,554,600.60, 47,304,252.90 and 21,424,373.40

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Solution

The fourth proportional to 31,554,600.60, 47,304,252.90 and 21,424,373.40 is: 32,117,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,554,600.60 : 47,304,252.90 = 21,424,373.40 : x
  2. Step 2: Convert to fraction form
    31,554,600.60/47,304,252.90 = 21,424,373.40/x
  3. Step 3: Cross multiply
    31,554,600.60x = 47,304,252.90 × 21,424,373.40
  4. Step 4: Simplify right side
    31,554,600.60x = 1,013,463,977,537,632.75
  5. Step 5: Solve for x
    x = 1,013,463,977,537,632.75/31,554,600.60
  6. Step 6: Final answer
    x = 32,117,788.16

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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.