Home / 14,193,065.12-19,586,437.02-7,666,694.24

Finding the Fourth Proportional to 14,193,065.12, 19,586,437.02 and 7,666,694.24

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Solution

The fourth proportional to 14,193,065.12, 19,586,437.02 and 7,666,694.24 is: 10,580,041.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193,065.12 : 19,586,437.02 = 7,666,694.24 : x
  2. Step 2: Convert to fraction form
    14,193,065.12/19,586,437.02 = 7,666,694.24/x
  3. Step 3: Cross multiply
    14,193,065.12x = 19,586,437.02 × 7,666,694.24
  4. Step 4: Simplify right side
    14,193,065.12x = 150,163,223,883,356.78
  5. Step 5: Solve for x
    x = 150,163,223,883,356.78/14,193,065.12
  6. Step 6: Final answer
    x = 10,580,041.92

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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.