Home / 22,606,592.74-31,196,155.93-12,817,699.20

Finding the Fourth Proportional to 22,606,592.74, 31,196,155.93 and 12,817,699.20

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Solution

The fourth proportional to 22,606,592.74, 31,196,155.93 and 12,817,699.20 is: 17,687,890.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,606,592.74 : 31,196,155.93 = 12,817,699.20 : x
  2. Step 2: Convert to fraction form
    22,606,592.74/31,196,155.93 = 12,817,699.20/x
  3. Step 3: Cross multiply
    22,606,592.74x = 31,196,155.93 × 12,817,699.20
  4. Step 4: Simplify right side
    22,606,592.74x = 399,862,942,874,991.94
  5. Step 5: Solve for x
    x = 399,862,942,874,991.94/22,606,592.74
  6. Step 6: Final answer
    x = 17,687,890.76

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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.