Home / 14,336,491.68-19,784,280.87-7,810,105.47

Finding the Fourth Proportional to 14,336,491.68, 19,784,280.87 and 7,810,105.47

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Solution

The fourth proportional to 14,336,491.68, 19,784,280.87 and 7,810,105.47 is: 10,777,903.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,336,491.68 : 19,784,280.87 = 7,810,105.47 : x
  2. Step 2: Convert to fraction form
    14,336,491.68/19,784,280.87 = 7,810,105.47/x
  3. Step 3: Cross multiply
    14,336,491.68x = 19,784,280.87 × 7,810,105.47
  4. Step 4: Simplify right side
    14,336,491.68x = 154,517,320,242,803.38
  5. Step 5: Solve for x
    x = 154,517,320,242,803.38/14,336,491.68
  6. Step 6: Final answer
    x = 10,777,903.25

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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.