Home / 16,122,054.75-22,248,282.45-8,780,010.53

Finding the Fourth Proportional to 16,122,054.75, 22,248,282.45 and 8,780,010.53

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Solution

The fourth proportional to 16,122,054.75, 22,248,282.45 and 8,780,010.53 is: 12,116,331.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,122,054.75 : 22,248,282.45 = 8,780,010.53 : x
  2. Step 2: Convert to fraction form
    16,122,054.75/22,248,282.45 = 8,780,010.53/x
  3. Step 3: Cross multiply
    16,122,054.75x = 22,248,282.45 × 8,780,010.53
  4. Step 4: Simplify right side
    16,122,054.75x = 195,340,154,074,172.78
  5. Step 5: Solve for x
    x = 195,340,154,074,172.78/16,122,054.75
  6. Step 6: Final answer
    x = 12,116,331.14

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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.