Home / 10,037,451.76-13,851,809.40-5,453,849.68

Finding the Fourth Proportional to 10,037,451.76, 13,851,809.40 and 5,453,849.68

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Solution

The fourth proportional to 10,037,451.76, 13,851,809.40 and 5,453,849.68 is: 7,526,381.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,037,451.76 : 13,851,809.40 = 5,453,849.68 : x
  2. Step 2: Convert to fraction form
    10,037,451.76/13,851,809.40 = 5,453,849.68/x
  3. Step 3: Cross multiply
    10,037,451.76x = 13,851,809.40 × 5,453,849.68
  4. Step 4: Simplify right side
    10,037,451.76x = 75,545,686,263,610.98
  5. Step 5: Solve for x
    x = 75,545,686,263,610.98/10,037,451.76
  6. Step 6: Final answer
    x = 7,526,381.00

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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.