Home / 13,796,281.64-19,039,456.14-7,684,708.52

Finding the Fourth Proportional to 13,796,281.64, 19,039,456.14 and 7,684,708.52

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Solution

The fourth proportional to 13,796,281.64, 19,039,456.14 and 7,684,708.52 is: 10,605,224.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,796,281.64 : 19,039,456.14 = 7,684,708.52 : x
  2. Step 2: Convert to fraction form
    13,796,281.64/19,039,456.14 = 7,684,708.52/x
  3. Step 3: Cross multiply
    13,796,281.64x = 19,039,456.14 × 7,684,708.52
  4. Step 4: Simplify right side
    13,796,281.64x = 146,312,670,815,224.31
  5. Step 5: Solve for x
    x = 146,312,670,815,224.31/13,796,281.64
  6. Step 6: Final answer
    x = 10,605,224.99

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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.