Home / 65,054,318.31-89,774,121.69-37,176,709.28

Finding the Fourth Proportional to 65,054,318.31, 89,774,121.69 and 37,176,709.28

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Solution

The fourth proportional to 65,054,318.31, 89,774,121.69 and 37,176,709.28 is: 51,303,380.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,054,318.31 : 89,774,121.69 = 37,176,709.28 : x
  2. Step 2: Convert to fraction form
    65,054,318.31/89,774,121.69 = 37,176,709.28/x
  3. Step 3: Cross multiply
    65,054,318.31x = 89,774,121.69 × 37,176,709.28
  4. Step 4: Simplify right side
    65,054,318.31x = 3,337,506,422,487,601.50
  5. Step 5: Solve for x
    x = 3,337,506,422,487,601.50/65,054,318.31
  6. Step 6: Final answer
    x = 51,303,380.15

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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.