Home / 20,606,452.02-28,450,211.81-12,774,334.14

Finding the Fourth Proportional to 20,606,452.02, 28,450,211.81 and 12,774,334.14

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Solution

The fourth proportional to 20,606,452.02, 28,450,211.81 and 12,774,334.14 is: 17,636,831.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,606,452.02 : 28,450,211.81 = 12,774,334.14 : x
  2. Step 2: Convert to fraction form
    20,606,452.02/28,450,211.81 = 12,774,334.14/x
  3. Step 3: Cross multiply
    20,606,452.02x = 28,450,211.81 × 12,774,334.14
  4. Step 4: Simplify right side
    20,606,452.02x = 363,432,511,950,842.56
  5. Step 5: Solve for x
    x = 363,432,511,950,842.56/20,606,452.02
  6. Step 6: Final answer
    x = 17,636,831.01

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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.