Home / 13,023,918.32-19,535,644.18-5,345,895.92

Finding the Fourth Proportional to 13,023,918.32, 19,535,644.18 and 5,345,895.92

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Solution

The fourth proportional to 13,023,918.32, 19,535,644.18 and 5,345,895.92 is: 8,018,748.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023,918.32 : 19,535,644.18 = 5,345,895.92 : x
  2. Step 2: Convert to fraction form
    13,023,918.32/19,535,644.18 = 5,345,895.92/x
  3. Step 3: Cross multiply
    13,023,918.32x = 19,535,644.18 × 5,345,895.92
  4. Step 4: Simplify right side
    13,023,918.32x = 104,435,520,516,433.75
  5. Step 5: Solve for x
    x = 104,435,520,516,433.75/13,023,918.32
  6. Step 6: Final answer
    x = 8,018,748.12

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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.