Home / 65,424,588.16-90,286,548.60-36,056,979.76

Finding the Fourth Proportional to 65,424,588.16, 90,286,548.60 and 36,056,979.76

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Solution

The fourth proportional to 65,424,588.16, 90,286,548.60 and 36,056,979.76 is: 49,758,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,424,588.16 : 90,286,548.60 = 36,056,979.76 : x
  2. Step 2: Convert to fraction form
    65,424,588.16/90,286,548.60 = 36,056,979.76/x
  3. Step 3: Cross multiply
    65,424,588.16x = 90,286,548.60 × 36,056,979.76
  4. Step 4: Simplify right side
    65,424,588.16x = 3,255,460,255,470,456
  5. Step 5: Solve for x
    x = 3,255,460,255,470,456/65,424,588.16
  6. Step 6: Final answer
    x = 49,758,972.08

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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.