Home / 19,108,179.78-26,369,104.53-10,406,497.69

Finding the Fourth Proportional to 19,108,179.78, 26,369,104.53 and 10,406,497.69

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Solution

The fourth proportional to 19,108,179.78, 26,369,104.53 and 10,406,497.69 is: 14,360,866.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108,179.78 : 26,369,104.53 = 10,406,497.69 : x
  2. Step 2: Convert to fraction form
    19,108,179.78/26,369,104.53 = 10,406,497.69/x
  3. Step 3: Cross multiply
    19,108,179.78x = 26,369,104.53 × 10,406,497.69
  4. Step 4: Simplify right side
    19,108,179.78x = 274,410,025,378,813.53
  5. Step 5: Solve for x
    x = 274,410,025,378,813.53/19,108,179.78
  6. Step 6: Final answer
    x = 14,360,866.84

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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.