Home / 82,887,390.48-114,395,588.10-48,072,887.40

Finding the Fourth Proportional to 82,887,390.48, 114,395,588.10 and 48,072,887.40

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Solution

The fourth proportional to 82,887,390.48, 114,395,588.10 and 48,072,887.40 is: 66,346,958.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,887,390.48 : 114,395,588.10 = 48,072,887.40 : x
  2. Step 2: Convert to fraction form
    82,887,390.48/114,395,588.10 = 48,072,887.40/x
  3. Step 3: Cross multiply
    82,887,390.48x = 114,395,588.10 × 48,072,887.40
  4. Step 4: Simplify right side
    82,887,390.48x = 5,499,326,225,788,079
  5. Step 5: Solve for x
    x = 5,499,326,225,788,079/82,887,390.48
  6. Step 6: Final answer
    x = 66,346,958.13

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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.