Home / 65,440,452.48-90,311,864.80-36,071,718.80

Finding the Fourth Proportional to 65,440,452.48, 90,311,864.80 and 36,071,718.80

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Solution

The fourth proportional to 65,440,452.48, 90,311,864.80 and 36,071,718.80 is: 49,781,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,440,452.48 : 90,311,864.80 = 36,071,718.80 : x
  2. Step 2: Convert to fraction form
    65,440,452.48/90,311,864.80 = 36,071,718.80/x
  3. Step 3: Cross multiply
    65,440,452.48x = 90,311,864.80 × 36,071,718.80
  4. Step 4: Simplify right side
    65,440,452.48x = 3,257,704,191,369,218
  5. Step 5: Solve for x
    x = 3,257,704,191,369,218/65,440,452.48
  6. Step 6: Final answer
    x = 49,781,199.06

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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.