Home / 8,679,606.32-13,010,295.70-2,920,340.62

Finding the Fourth Proportional to 8,679,606.32, 13,010,295.70 and 2,920,340.62

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Solution

The fourth proportional to 8,679,606.32, 13,010,295.70 and 2,920,340.62 is: 4,377,444.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,679,606.32 : 13,010,295.70 = 2,920,340.62 : x
  2. Step 2: Convert to fraction form
    8,679,606.32/13,010,295.70 = 2,920,340.62/x
  3. Step 3: Cross multiply
    8,679,606.32x = 13,010,295.70 × 2,920,340.62
  4. Step 4: Simplify right side
    8,679,606.32x = 37,994,494,971,094.74
  5. Step 5: Solve for x
    x = 37,994,494,971,094.74/8,679,606.32
  6. Step 6: Final answer
    x = 4,377,444.51

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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.