Home / 13,293,400.61-19,940,100.98-4,201,883.20

Finding the Fourth Proportional to 13,293,400.61, 19,940,100.98 and 4,201,883.20

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Solution

The fourth proportional to 13,293,400.61, 19,940,100.98 and 4,201,883.20 is: 6,302,824.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293,400.61 : 19,940,100.98 = 4,201,883.20 : x
  2. Step 2: Convert to fraction form
    13,293,400.61/19,940,100.98 = 4,201,883.20/x
  3. Step 3: Cross multiply
    13,293,400.61x = 19,940,100.98 × 4,201,883.20
  4. Step 4: Simplify right side
    13,293,400.61x = 83,785,975,314,165.55
  5. Step 5: Solve for x
    x = 83,785,975,314,165.55/13,293,400.61
  6. Step 6: Final answer
    x = 6,302,824.82

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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.