Home / 14,947,772.54-20,627,925.90-8,072,254.40

Finding the Fourth Proportional to 14,947,772.54, 20,627,925.90 and 8,072,254.40

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Solution

The fourth proportional to 14,947,772.54, 20,627,925.90 and 8,072,254.40 is: 11,139,710.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,772.54 : 20,627,925.90 = 8,072,254.40 : x
  2. Step 2: Convert to fraction form
    14,947,772.54/20,627,925.90 = 8,072,254.40/x
  3. Step 3: Cross multiply
    14,947,772.54x = 20,627,925.90 × 8,072,254.40
  4. Step 4: Simplify right side
    14,947,772.54x = 166,513,865,609,148.97
  5. Step 5: Solve for x
    x = 166,513,865,609,148.97/14,947,772.54
  6. Step 6: Final answer
    x = 11,139,710.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.