Home / 9,968,129.40-14,952,194.10-7,417,212.60

Finding the Fourth Proportional to 9,968,129.40, 14,952,194.10 and 7,417,212.60

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Solution

The fourth proportional to 9,968,129.40, 14,952,194.10 and 7,417,212.60 is: 11,125,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,129.40 : 14,952,194.10 = 7,417,212.60 : x
  2. Step 2: Convert to fraction form
    9,968,129.40/14,952,194.10 = 7,417,212.60/x
  3. Step 3: Cross multiply
    9,968,129.40x = 14,952,194.10 × 7,417,212.60
  4. Step 4: Simplify right side
    9,968,129.40x = 110,903,602,476,165.66
  5. Step 5: Solve for x
    x = 110,903,602,476,165.66/9,968,129.40
  6. Step 6: Final answer
    x = 11,125,818.90

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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.