Home / 13,870,766.19-19,141,688.84-7,676,263.65

Finding the Fourth Proportional to 13,870,766.19, 19,141,688.84 and 7,676,263.65

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Solution

The fourth proportional to 13,870,766.19, 19,141,688.84 and 7,676,263.65 is: 10,593,261.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,870,766.19 : 19,141,688.84 = 7,676,263.65 : x
  2. Step 2: Convert to fraction form
    13,870,766.19/19,141,688.84 = 7,676,263.65/x
  3. Step 3: Cross multiply
    13,870,766.19x = 19,141,688.84 × 7,676,263.65
  4. Step 4: Simplify right side
    13,870,766.19x = 146,936,650,203,721.38
  5. Step 5: Solve for x
    x = 146,936,650,203,721.38/13,870,766.19
  6. Step 6: Final answer
    x = 10,593,261.27

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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.