Home / 5,555,774.40-7,666,927.20-3,141,412.80

Finding the Fourth Proportional to 5,555,774.40, 7,666,927.20 and 3,141,412.80

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Solution

The fourth proportional to 5,555,774.40, 7,666,927.20 and 3,141,412.80 is: 4,335,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,774.40 : 7,666,927.20 = 3,141,412.80 : x
  2. Step 2: Convert to fraction form
    5,555,774.40/7,666,927.20 = 3,141,412.80/x
  3. Step 3: Cross multiply
    5,555,774.40x = 7,666,927.20 × 3,141,412.80
  4. Step 4: Simplify right side
    5,555,774.40x = 24,084,983,242,748.16
  5. Step 5: Solve for x
    x = 24,084,983,242,748.16/5,555,774.40
  6. Step 6: Final answer
    x = 4,335,126.21

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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.