Home / 86,928,122.36-119,910,856.14-54,276,387.32

Finding the Fourth Proportional to 86,928,122.36, 119,910,856.14 and 54,276,387.32

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Solution

The fourth proportional to 86,928,122.36, 119,910,856.14 and 54,276,387.32 is: 74,870,224.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,928,122.36 : 119,910,856.14 = 54,276,387.32 : x
  2. Step 2: Convert to fraction form
    86,928,122.36/119,910,856.14 = 54,276,387.32/x
  3. Step 3: Cross multiply
    86,928,122.36x = 119,910,856.14 × 54,276,387.32
  4. Step 4: Simplify right side
    86,928,122.36x = 6,508,328,071,727,440
  5. Step 5: Solve for x
    x = 6,508,328,071,727,440/86,928,122.36
  6. Step 6: Final answer
    x = 74,870,224.91

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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.