Home / 20,005,158.48-27,596,971.80-12,650,598.24

Finding the Fourth Proportional to 20,005,158.48, 27,596,971.80 and 12,650,598.24

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Solution

The fourth proportional to 20,005,158.48, 27,596,971.80 and 12,650,598.24 is: 17,451,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,158.48 : 27,596,971.80 = 12,650,598.24 : x
  2. Step 2: Convert to fraction form
    20,005,158.48/27,596,971.80 = 12,650,598.24/x
  3. Step 3: Cross multiply
    20,005,158.48x = 27,596,971.80 × 12,650,598.24
  4. Step 4: Simplify right side
    20,005,158.48x = 349,118,202,882,409.62
  5. Step 5: Solve for x
    x = 349,118,202,882,409.62/20,005,158.48
  6. Step 6: Final answer
    x = 17,451,409.01

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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.