Home / 21,794,398.48-30,075,158.88-12,004,631.92

Finding the Fourth Proportional to 21,794,398.48, 30,075,158.88 and 12,004,631.92

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Solution

The fourth proportional to 21,794,398.48, 30,075,158.88 and 12,004,631.92 is: 16,565,780.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,794,398.48 : 30,075,158.88 = 12,004,631.92 : x
  2. Step 2: Convert to fraction form
    21,794,398.48/30,075,158.88 = 12,004,631.92/x
  3. Step 3: Cross multiply
    21,794,398.48x = 30,075,158.88 × 12,004,631.92
  4. Step 4: Simplify right side
    21,794,398.48x = 361,041,212,289,919.44
  5. Step 5: Solve for x
    x = 361,041,212,289,919.44/21,794,398.48
  6. Step 6: Final answer
    x = 16,565,780.08

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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.