Home / 31,929,409.70-47,894,114.55-14,013,505.70

Finding the Fourth Proportional to 31,929,409.70, 47,894,114.55 and 14,013,505.70

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Solution

The fourth proportional to 31,929,409.70, 47,894,114.55 and 14,013,505.70 is: 21,020,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,929,409.70 : 47,894,114.55 = 14,013,505.70 : x
  2. Step 2: Convert to fraction form
    31,929,409.70/47,894,114.55 = 14,013,505.70/x
  3. Step 3: Cross multiply
    31,929,409.70x = 47,894,114.55 × 14,013,505.70
  4. Step 4: Simplify right side
    31,929,409.70x = 671,164,447,242,877.88
  5. Step 5: Solve for x
    x = 671,164,447,242,877.88/31,929,409.70
  6. Step 6: Final answer
    x = 21,020,258.55

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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.