Home / 40,297,816.61-60,447,381.01-11,543,840.45

Finding the Fourth Proportional to 40,297,816.61, 60,447,381.01 and 11,543,840.45

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Solution

The fourth proportional to 40,297,816.61, 60,447,381.01 and 11,543,840.45 is: 17,315,948.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,297,816.61 : 60,447,381.01 = 11,543,840.45 : x
  2. Step 2: Convert to fraction form
    40,297,816.61/60,447,381.01 = 11,543,840.45/x
  3. Step 3: Cross multiply
    40,297,816.61x = 60,447,381.01 × 11,543,840.45
  4. Step 4: Simplify right side
    40,297,816.61x = 697,794,921,668,703.38
  5. Step 5: Solve for x
    x = 697,794,921,668,703.38/40,297,816.61
  6. Step 6: Final answer
    x = 17,315,948.62

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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.