Home / 13,865,581.18-19,133,927.19-7,586,077.69

Finding the Fourth Proportional to 13,865,581.18, 19,133,927.19 and 7,586,077.69

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Solution

The fourth proportional to 13,865,581.18, 19,133,927.19 and 7,586,077.69 is: 10,468,472.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865,581.18 : 19,133,927.19 = 7,586,077.69 : x
  2. Step 2: Convert to fraction form
    13,865,581.18/19,133,927.19 = 7,586,077.69/x
  3. Step 3: Cross multiply
    13,865,581.18x = 19,133,927.19 × 7,586,077.69
  4. Step 4: Simplify right side
    13,865,581.18x = 145,151,458,228,963.12
  5. Step 5: Solve for x
    x = 145,151,458,228,963.12/13,865,581.18
  6. Step 6: Final answer
    x = 10,468,472.71

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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.