Home / 54,872,948.79-82,309,458.75-13,935,458.07

Finding the Fourth Proportional to 54,872,948.79, 82,309,458.75 and 13,935,458.07

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Solution

The fourth proportional to 54,872,948.79, 82,309,458.75 and 13,935,458.07 is: 20,903,196.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,872,948.79 : 82,309,458.75 = 13,935,458.07 : x
  2. Step 2: Convert to fraction form
    54,872,948.79/82,309,458.75 = 13,935,458.07/x
  3. Step 3: Cross multiply
    54,872,948.79x = 82,309,458.75 × 13,935,458.07
  4. Step 4: Simplify right side
    54,872,948.79x = 1,147,020,011,175,019.75
  5. Step 5: Solve for x
    x = 1,147,020,011,175,019.75/54,872,948.79
  6. Step 6: Final answer
    x = 20,903,196.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.