Home / 38,998,936.58-53,817,870.76-21,594,908.14

Finding the Fourth Proportional to 38,998,936.58, 53,817,870.76 and 21,594,908.14

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Solution

The fourth proportional to 38,998,936.58, 53,817,870.76 and 21,594,908.14 is: 29,800,606.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,998,936.58 : 53,817,870.76 = 21,594,908.14 : x
  2. Step 2: Convert to fraction form
    38,998,936.58/53,817,870.76 = 21,594,908.14/x
  3. Step 3: Cross multiply
    38,998,936.58x = 53,817,870.76 × 21,594,908.14
  4. Step 4: Simplify right side
    38,998,936.58x = 1,162,191,975,164,060
  5. Step 5: Solve for x
    x = 1,162,191,975,164,060/38,998,936.58
  6. Step 6: Final answer
    x = 29,800,606.82

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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.