Home / 31,820,453.80-47,730,680.70-11,623,071.40

Finding the Fourth Proportional to 31,820,453.80, 47,730,680.70 and 11,623,071.40

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Solution

The fourth proportional to 31,820,453.80, 47,730,680.70 and 11,623,071.40 is: 17,434,607.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,820,453.80 : 47,730,680.70 = 11,623,071.40 : x
  2. Step 2: Convert to fraction form
    31,820,453.80/47,730,680.70 = 11,623,071.40/x
  3. Step 3: Cross multiply
    31,820,453.80x = 47,730,680.70 × 11,623,071.40
  4. Step 4: Simplify right side
    31,820,453.80x = 554,777,109,746,702.06
  5. Step 5: Solve for x
    x = 554,777,109,746,702.06/31,820,453.80
  6. Step 6: Final answer
    x = 17,434,607.10

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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.