Home / 22,550,897.67-31,120,239.01-12,237,620.76

Finding the Fourth Proportional to 22,550,897.67, 31,120,239.01 and 12,237,620.76

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Solution

The fourth proportional to 22,550,897.67, 31,120,239.01 and 12,237,620.76 is: 16,887,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,550,897.67 : 31,120,239.01 = 12,237,620.76 : x
  2. Step 2: Convert to fraction form
    22,550,897.67/31,120,239.01 = 12,237,620.76/x
  3. Step 3: Cross multiply
    22,550,897.67x = 31,120,239.01 × 12,237,620.76
  4. Step 4: Simplify right side
    22,550,897.67x = 380,837,683,010,387.25
  5. Step 5: Solve for x
    x = 380,837,683,010,387.25/22,550,897.67
  6. Step 6: Final answer
    x = 16,887,916.77

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1.5x scale

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.