Home / 19,478,875.68-26,881,639.70-10,776,906.56

Finding the Fourth Proportional to 19,478,875.68, 26,881,639.70 and 10,776,906.56

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Solution

The fourth proportional to 19,478,875.68, 26,881,639.70 and 10,776,906.56 is: 14,872,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,478,875.68 : 26,881,639.70 = 10,776,906.56 : x
  2. Step 2: Convert to fraction form
    19,478,875.68/26,881,639.70 = 10,776,906.56/x
  3. Step 3: Cross multiply
    19,478,875.68x = 26,881,639.70 × 10,776,906.56
  4. Step 4: Simplify right side
    19,478,875.68x = 289,700,919,239,806
  5. Step 5: Solve for x
    x = 289,700,919,239,806/19,478,875.68
  6. Step 6: Final answer
    x = 14,872,568.83

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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.