Home / 15,224,417.88-21,009,674.18-8,255,082.77

Finding the Fourth Proportional to 15,224,417.88, 21,009,674.18 and 8,255,082.77

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Solution

The fourth proportional to 15,224,417.88, 21,009,674.18 and 8,255,082.77 is: 11,392,002.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,224,417.88 : 21,009,674.18 = 8,255,082.77 : x
  2. Step 2: Convert to fraction form
    15,224,417.88/21,009,674.18 = 8,255,082.77/x
  3. Step 3: Cross multiply
    15,224,417.88x = 21,009,674.18 × 8,255,082.77
  4. Step 4: Simplify right side
    15,224,417.88x = 173,436,599,326,631.88
  5. Step 5: Solve for x
    x = 173,436,599,326,631.88/15,224,417.88
  6. Step 6: Final answer
    x = 11,392,002.03

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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.