Home / 40,711,243.80-61,066,865.70-13,784,899.80

Finding the Fourth Proportional to 40,711,243.80, 61,066,865.70 and 13,784,899.80

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Solution

The fourth proportional to 40,711,243.80, 61,066,865.70 and 13,784,899.80 is: 20,677,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,711,243.80 : 61,066,865.70 = 13,784,899.80 : x
  2. Step 2: Convert to fraction form
    40,711,243.80/61,066,865.70 = 13,784,899.80/x
  3. Step 3: Cross multiply
    40,711,243.80x = 61,066,865.70 × 13,784,899.80
  4. Step 4: Simplify right side
    40,711,243.80x = 841,800,624,774,557
  5. Step 5: Solve for x
    x = 841,800,624,774,557/40,711,243.80
  6. Step 6: Final answer
    x = 20,677,349.70

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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.