Home / 13,835,271.74-19,092,475.70-7,640,580.56

Finding the Fourth Proportional to 13,835,271.74, 19,092,475.70 and 7,640,580.56

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Solution

The fourth proportional to 13,835,271.74, 19,092,475.70 and 7,640,580.56 is: 10,543,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,835,271.74 : 19,092,475.70 = 7,640,580.56 : x
  2. Step 2: Convert to fraction form
    13,835,271.74/19,092,475.70 = 7,640,580.56/x
  3. Step 3: Cross multiply
    13,835,271.74x = 19,092,475.70 × 7,640,580.56
  4. Step 4: Simplify right side
    13,835,271.74x = 145,877,598,685,220.69
  5. Step 5: Solve for x
    x = 145,877,598,685,220.69/13,835,271.74
  6. Step 6: Final answer
    x = 10,543,891.11

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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.