Home / 14,357,349.15-19,813,375.44-7,830,976.95

Finding the Fourth Proportional to 14,357,349.15, 19,813,375.44 and 7,830,976.95

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Solution

The fourth proportional to 14,357,349.15, 19,813,375.44 and 7,830,976.95 is: 10,806,875.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357,349.15 : 19,813,375.44 = 7,830,976.95 : x
  2. Step 2: Convert to fraction form
    14,357,349.15/19,813,375.44 = 7,830,976.95/x
  3. Step 3: Cross multiply
    14,357,349.15x = 19,813,375.44 × 7,830,976.95
  4. Step 4: Simplify right side
    14,357,349.15x = 155,158,086,372,336.12
  5. Step 5: Solve for x
    x = 155,158,086,372,336.12/14,357,349.15
  6. Step 6: Final answer
    x = 10,806,875.61

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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.