Home / 12,653,606.84-17,457,033.85-7,354,421.30

Finding the Fourth Proportional to 12,653,606.84, 17,457,033.85 and 7,354,421.30

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Solution

The fourth proportional to 12,653,606.84, 17,457,033.85 and 7,354,421.30 is: 10,146,228.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,653,606.84 : 17,457,033.85 = 7,354,421.30 : x
  2. Step 2: Convert to fraction form
    12,653,606.84/17,457,033.85 = 7,354,421.30/x
  3. Step 3: Cross multiply
    12,653,606.84x = 17,457,033.85 × 7,354,421.30
  4. Step 4: Simplify right side
    12,653,606.84x = 128,386,381,606,517.55
  5. Step 5: Solve for x
    x = 128,386,381,606,517.55/12,653,606.84
  6. Step 6: Final answer
    x = 10,146,228.13

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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.