Home / 14,429,280.04-19,912,425.64-7,813,879.90

Finding the Fourth Proportional to 14,429,280.04, 19,912,425.64 and 7,813,879.90

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Solution

The fourth proportional to 14,429,280.04, 19,912,425.64 and 7,813,879.90 is: 10,783,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429,280.04 : 19,912,425.64 = 7,813,879.90 : x
  2. Step 2: Convert to fraction form
    14,429,280.04/19,912,425.64 = 7,813,879.90/x
  3. Step 3: Cross multiply
    14,429,280.04x = 19,912,425.64 × 7,813,879.90
  4. Step 4: Simplify right side
    14,429,280.04x = 155,593,302,468,640.66
  5. Step 5: Solve for x
    x = 155,593,302,468,640.66/14,429,280.04
  6. Step 6: Final answer
    x = 10,783,164.65

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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.