Home / 18,683,648.04-25,783,450.38-10,423,711.62

Finding the Fourth Proportional to 18,683,648.04, 25,783,450.38 and 10,423,711.62

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Solution

The fourth proportional to 18,683,648.04, 25,783,450.38 and 10,423,711.62 is: 14,384,731.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,648.04 : 25,783,450.38 = 10,423,711.62 : x
  2. Step 2: Convert to fraction form
    18,683,648.04/25,783,450.38 = 10,423,711.62/x
  3. Step 3: Cross multiply
    18,683,648.04x = 25,783,450.38 × 10,423,711.62
  4. Step 4: Simplify right side
    18,683,648.04x = 268,759,251,329,699.38
  5. Step 5: Solve for x
    x = 268,759,251,329,699.38/18,683,648.04
  6. Step 6: Final answer
    x = 14,384,731.01

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Double scale
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1.5x scale

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.