Home / 84,343,719.69-116,393,472.65-47,173,911.25

Finding the Fourth Proportional to 84,343,719.69, 116,393,472.65 and 47,173,911.25

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Solution

The fourth proportional to 84,343,719.69, 116,393,472.65 and 47,173,911.25 is: 65,099,516.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,343,719.69 : 116,393,472.65 = 47,173,911.25 : x
  2. Step 2: Convert to fraction form
    84,343,719.69/116,393,472.65 = 47,173,911.25/x
  3. Step 3: Cross multiply
    84,343,719.69x = 116,393,472.65 × 47,173,911.25
  4. Step 4: Simplify right side
    84,343,719.69x = 5,490,735,348,697,354
  5. Step 5: Solve for x
    x = 5,490,735,348,697,354/84,343,719.69
  6. Step 6: Final answer
    x = 65,099,516.23

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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.