Home / 9,510,666.37-13,124,744.76-5,159,752.54

Finding the Fourth Proportional to 9,510,666.37, 13,124,744.76 and 5,159,752.54

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Solution

The fourth proportional to 9,510,666.37, 13,124,744.76 and 5,159,752.54 is: 7,120,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,510,666.37 : 13,124,744.76 = 5,159,752.54 : x
  2. Step 2: Convert to fraction form
    9,510,666.37/13,124,744.76 = 5,159,752.54/x
  3. Step 3: Cross multiply
    9,510,666.37x = 13,124,744.76 × 5,159,752.54
  4. Step 4: Simplify right side
    9,510,666.37x = 67,720,435,112,261.69
  5. Step 5: Solve for x
    x = 67,720,435,112,261.69/9,510,666.37
  6. Step 6: Final answer
    x = 7,120,472.16

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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.