Home / 13,172,352.64-19,760,411.14-4,075,226.79

Finding the Fourth Proportional to 13,172,352.64, 19,760,411.14 and 4,075,226.79

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Solution

The fourth proportional to 13,172,352.64, 19,760,411.14 and 4,075,226.79 is: 6,113,422.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,172,352.64 : 19,760,411.14 = 4,075,226.79 : x
  2. Step 2: Convert to fraction form
    13,172,352.64/19,760,411.14 = 4,075,226.79/x
  3. Step 3: Cross multiply
    13,172,352.64x = 19,760,411.14 × 4,075,226.79
  4. Step 4: Simplify right side
    13,172,352.64x = 80,528,156,908,928.30
  5. Step 5: Solve for x
    x = 80,528,156,908,928.30/13,172,352.64
  6. Step 6: Final answer
    x = 6,113,422.49

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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.