Home / 64,133,423.88-88,446,979.48-50,008,111.57

Finding the Fourth Proportional to 64,133,423.88, 88,446,979.48 and 50,008,111.57

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Solution

The fourth proportional to 64,133,423.88, 88,446,979.48 and 50,008,111.57 is: 68,966,634.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,133,423.88 : 88,446,979.48 = 50,008,111.57 : x
  2. Step 2: Convert to fraction form
    64,133,423.88/88,446,979.48 = 50,008,111.57/x
  3. Step 3: Cross multiply
    64,133,423.88x = 88,446,979.48 × 50,008,111.57
  4. Step 4: Simplify right side
    64,133,423.88x = 4,423,066,417,865,341
  5. Step 5: Solve for x
    x = 4,423,066,417,865,341/64,133,423.88
  6. Step 6: Final answer
    x = 68,966,634.72

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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.