Home / 31,509,781.60-47,264,672.40-26,974,818.40

Finding the Fourth Proportional to 31,509,781.60, 47,264,672.40 and 26,974,818.40

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Solution

The fourth proportional to 31,509,781.60, 47,264,672.40 and 26,974,818.40 is: 40,462,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,509,781.60 : 47,264,672.40 = 26,974,818.40 : x
  2. Step 2: Convert to fraction form
    31,509,781.60/47,264,672.40 = 26,974,818.40/x
  3. Step 3: Cross multiply
    31,509,781.60x = 47,264,672.40 × 26,974,818.40
  4. Step 4: Simplify right side
    31,509,781.60x = 1,274,955,954,725,492
  5. Step 5: Solve for x
    x = 1,274,955,954,725,492/31,509,781.60
  6. Step 6: Final answer
    x = 40,462,227.60

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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.