Home / 26,816,428.60-40,224,642.90-9,789,321.40

Finding the Fourth Proportional to 26,816,428.60, 40,224,642.90 and 9,789,321.40

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Solution

The fourth proportional to 26,816,428.60, 40,224,642.90 and 9,789,321.40 is: 14,683,982.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,816,428.60 : 40,224,642.90 = 9,789,321.40 : x
  2. Step 2: Convert to fraction form
    26,816,428.60/40,224,642.90 = 9,789,321.40/x
  3. Step 3: Cross multiply
    26,816,428.60x = 40,224,642.90 × 9,789,321.40
  4. Step 4: Simplify right side
    26,816,428.60x = 393,771,957,548,328.06
  5. Step 5: Solve for x
    x = 393,771,957,548,328.06/26,816,428.60
  6. Step 6: Final answer
    x = 14,683,982.10

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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.