Home / 10,815,391.74-14,909,339.44-8,232,573.90

Finding the Fourth Proportional to 10,815,391.74, 14,909,339.44 and 8,232,573.90

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Solution

The fourth proportional to 10,815,391.74, 14,909,339.44 and 8,232,573.90 is: 11,348,848.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815,391.74 : 14,909,339.44 = 8,232,573.90 : x
  2. Step 2: Convert to fraction form
    10,815,391.74/14,909,339.44 = 8,232,573.90/x
  3. Step 3: Cross multiply
    10,815,391.74x = 14,909,339.44 × 8,232,573.90
  4. Step 4: Simplify right side
    10,815,391.74x = 122,742,238,739,984.62
  5. Step 5: Solve for x
    x = 122,742,238,739,984.62/10,815,391.74
  6. Step 6: Final answer
    x = 11,348,848.17

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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.