Home / 8,708,671.62-12,018,054.42-4,788,634.50

Finding the Fourth Proportional to 8,708,671.62, 12,018,054.42 and 4,788,634.50

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Solution

The fourth proportional to 8,708,671.62, 12,018,054.42 and 4,788,634.50 is: 6,608,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708,671.62 : 12,018,054.42 = 4,788,634.50 : x
  2. Step 2: Convert to fraction form
    8,708,671.62/12,018,054.42 = 4,788,634.50/x
  3. Step 3: Cross multiply
    8,708,671.62x = 12,018,054.42 × 4,788,634.50
  4. Step 4: Simplify right side
    8,708,671.62x = 57,550,070,018,489.49
  5. Step 5: Solve for x
    x = 57,550,070,018,489.49/8,708,671.62
  6. Step 6: Final answer
    x = 6,608,363.77

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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.