Home / 21,026,562.63-31,545,171.03-6,454,220.93

Finding the Fourth Proportional to 21,026,562.63, 31,545,171.03 and 6,454,220.93

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Solution

The fourth proportional to 21,026,562.63, 31,545,171.03 and 6,454,220.93 is: 9,682,966.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026,562.63 : 31,545,171.03 = 6,454,220.93 : x
  2. Step 2: Convert to fraction form
    21,026,562.63/31,545,171.03 = 6,454,220.93/x
  3. Step 3: Cross multiply
    21,026,562.63x = 31,545,171.03 × 6,454,220.93
  4. Step 4: Simplify right side
    21,026,562.63x = 203,599,502,944,529.81
  5. Step 5: Solve for x
    x = 203,599,502,944,529.81/21,026,562.63
  6. Step 6: Final answer
    x = 9,682,966.57

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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.