Home / 11,321,036.80-15,596,459.52-7,877,355.52

Finding the Fourth Proportional to 11,321,036.80, 15,596,459.52 and 7,877,355.52

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Solution

The fourth proportional to 11,321,036.80, 15,596,459.52 and 7,877,355.52 is: 10,852,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321,036.80 : 15,596,459.52 = 7,877,355.52 : x
  2. Step 2: Convert to fraction form
    11,321,036.80/15,596,459.52 = 7,877,355.52/x
  3. Step 3: Cross multiply
    11,321,036.80x = 15,596,459.52 × 7,877,355.52
  4. Step 4: Simplify right side
    11,321,036.80x = 122,858,856,492,328.55
  5. Step 5: Solve for x
    x = 122,858,856,492,328.55/11,321,036.80
  6. Step 6: Final answer
    x = 10,852,261.91

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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.