Home / 39,136,038.66-58,694,357.03-13,227,764.45

Finding the Fourth Proportional to 39,136,038.66, 58,694,357.03 and 13,227,764.45

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Solution

The fourth proportional to 39,136,038.66, 58,694,357.03 and 13,227,764.45 is: 19,838,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,136,038.66 : 58,694,357.03 = 13,227,764.45 : x
  2. Step 2: Convert to fraction form
    39,136,038.66/58,694,357.03 = 13,227,764.45/x
  3. Step 3: Cross multiply
    39,136,038.66x = 58,694,357.03 × 13,227,764.45
  4. Step 4: Simplify right side
    39,136,038.66x = 776,395,128,977,431
  5. Step 5: Solve for x
    x = 776,395,128,977,431/39,136,038.66
  6. Step 6: Final answer
    x = 19,838,367.80

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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.