Home / 8,947,914.54-12,348,130.10-5,080,435.70

Finding the Fourth Proportional to 8,947,914.54, 12,348,130.10 and 5,080,435.70

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Solution

The fourth proportional to 8,947,914.54, 12,348,130.10 and 5,080,435.70 is: 7,011,005.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947,914.54 : 12,348,130.10 = 5,080,435.70 : x
  2. Step 2: Convert to fraction form
    8,947,914.54/12,348,130.10 = 5,080,435.70/x
  3. Step 3: Cross multiply
    8,947,914.54x = 12,348,130.10 × 5,080,435.70
  4. Step 4: Simplify right side
    8,947,914.54x = 62,733,880,901,141.75
  5. Step 5: Solve for x
    x = 62,733,880,901,141.75/8,947,914.54
  6. Step 6: Final answer
    x = 7,011,005.82

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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.