Home / 30,355,939.23-45,537,098.60-9,887,252.66

Finding the Fourth Proportional to 30,355,939.23, 45,537,098.60 and 9,887,252.66

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Solution

The fourth proportional to 30,355,939.23, 45,537,098.60 and 9,887,252.66 is: 14,831,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355,939.23 : 45,537,098.60 = 9,887,252.66 : x
  2. Step 2: Convert to fraction form
    30,355,939.23/45,537,098.60 = 9,887,252.66/x
  3. Step 3: Cross multiply
    30,355,939.23x = 45,537,098.60 × 9,887,252.66
  4. Step 4: Simplify right side
    30,355,939.23x = 450,236,799,229,329
  5. Step 5: Solve for x
    x = 450,236,799,229,329/30,355,939.23
  6. Step 6: Final answer
    x = 14,831,917.93

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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.