Home / 10,378,895.08-15,569,828.34-3,191,032.42

Finding the Fourth Proportional to 10,378,895.08, 15,569,828.34 and 3,191,032.42

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Solution

The fourth proportional to 10,378,895.08, 15,569,828.34 and 3,191,032.42 is: 4,787,005.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378,895.08 : 15,569,828.34 = 3,191,032.42 : x
  2. Step 2: Convert to fraction form
    10,378,895.08/15,569,828.34 = 3,191,032.42/x
  3. Step 3: Cross multiply
    10,378,895.08x = 15,569,828.34 × 3,191,032.42
  4. Step 4: Simplify right side
    10,378,895.08x = 49,683,827,006,774.78
  5. Step 5: Solve for x
    x = 49,683,827,006,774.78/10,378,895.08
  6. Step 6: Final answer
    x = 4,787,005.42

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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.