Home / 7,390,987.40-11,086,481.10-4,031,755.40

Finding the Fourth Proportional to 7,390,987.40, 11,086,481.10 and 4,031,755.40

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Solution

The fourth proportional to 7,390,987.40, 11,086,481.10 and 4,031,755.40 is: 6,047,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390,987.40 : 11,086,481.10 = 4,031,755.40 : x
  2. Step 2: Convert to fraction form
    7,390,987.40/11,086,481.10 = 4,031,755.40/x
  3. Step 3: Cross multiply
    7,390,987.40x = 11,086,481.10 × 4,031,755.40
  4. Step 4: Simplify right side
    7,390,987.40x = 44,697,980,041,922.94
  5. Step 5: Solve for x
    x = 44,697,980,041,922.94/7,390,987.40
  6. Step 6: Final answer
    x = 6,047,633.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.