Home / 89,285,681.40-133,928,973.62-27,869,691.86

Finding the Fourth Proportional to 89,285,681.40, 133,928,973.62 and 27,869,691.86

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Solution

The fourth proportional to 89,285,681.40, 133,928,973.62 and 27,869,691.86 is: 41,804,678.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,285,681.40 : 133,928,973.62 = 27,869,691.86 : x
  2. Step 2: Convert to fraction form
    89,285,681.40/133,928,973.62 = 27,869,691.86/x
  3. Step 3: Cross multiply
    89,285,681.40x = 133,928,973.62 × 27,869,691.86
  4. Step 4: Simplify right side
    89,285,681.40x = 3,732,559,225,915,469
  5. Step 5: Solve for x
    x = 3,732,559,225,915,469/89,285,681.40
  6. Step 6: Final answer
    x = 41,804,678.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.