Home / 25,907,942-38,875,362.71-10,566,486.92

Finding the Fourth Proportional to 25,907,942, 38,875,362.71 and 10,566,486.92

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Solution

The fourth proportional to 25,907,942, 38,875,362.71 and 10,566,486.92 is: 15,855,215.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,907,942 : 38,875,362.71 = 10,566,486.92 : x
  2. Step 2: Convert to fraction form
    25,907,942/38,875,362.71 = 10,566,486.92/x
  3. Step 3: Cross multiply
    25,907,942x = 38,875,362.71 × 10,566,486.92
  4. Step 4: Simplify right side
    25,907,942x = 410,776,011,532,638.31
  5. Step 5: Solve for x
    x = 410,776,011,532,638.31/25,907,942
  6. Step 6: Final answer
    x = 15,855,215.81

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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.