Home / 19,688,883.71-27,170,660.54-10,868,337.32

Finding the Fourth Proportional to 19,688,883.71, 27,170,660.54 and 10,868,337.32

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Solution

The fourth proportional to 19,688,883.71, 27,170,660.54 and 10,868,337.32 is: 14,998,306.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,688,883.71 : 27,170,660.54 = 10,868,337.32 : x
  2. Step 2: Convert to fraction form
    19,688,883.71/27,170,660.54 = 10,868,337.32/x
  3. Step 3: Cross multiply
    19,688,883.71x = 27,170,660.54 × 10,868,337.32
  4. Step 4: Simplify right side
    19,688,883.71x = 295,299,903,955,933.38
  5. Step 5: Solve for x
    x = 295,299,903,955,933.38/19,688,883.71
  6. Step 6: Final answer
    x = 14,998,306.06

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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.