Home / 13,943,496.15-19,242,491.40-7,748,803.96

Finding the Fourth Proportional to 13,943,496.15, 19,242,491.40 and 7,748,803.96

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Solution

The fourth proportional to 13,943,496.15, 19,242,491.40 and 7,748,803.96 is: 10,693,608.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,496.15 : 19,242,491.40 = 7,748,803.96 : x
  2. Step 2: Convert to fraction form
    13,943,496.15/19,242,491.40 = 7,748,803.96/x
  3. Step 3: Cross multiply
    13,943,496.15x = 19,242,491.40 × 7,748,803.96
  4. Step 4: Simplify right side
    13,943,496.15x = 149,106,293,512,479.69
  5. Step 5: Solve for x
    x = 149,106,293,512,479.69/13,943,496.15
  6. Step 6: Final answer
    x = 10,693,608.83

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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.