Home / 8,869,665.84-12,240,139.80-4,795,283.76

Finding the Fourth Proportional to 8,869,665.84, 12,240,139.80 and 4,795,283.76

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Solution

The fourth proportional to 8,869,665.84, 12,240,139.80 and 4,795,283.76 is: 6,617,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,665.84 : 12,240,139.80 = 4,795,283.76 : x
  2. Step 2: Convert to fraction form
    8,869,665.84/12,240,139.80 = 4,795,283.76/x
  3. Step 3: Cross multiply
    8,869,665.84x = 12,240,139.80 × 4,795,283.76
  4. Step 4: Simplify right side
    8,869,665.84x = 58,694,943,603,069.65
  5. Step 5: Solve for x
    x = 58,694,943,603,069.65/8,869,665.84
  6. Step 6: Final answer
    x = 6,617,492.10

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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.