Home / 74,385,806.36-111,579,822.64-28,330,218.97

Finding the Fourth Proportional to 74,385,806.36, 111,579,822.64 and 28,330,218.97

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Solution

The fourth proportional to 74,385,806.36, 111,579,822.64 and 28,330,218.97 is: 42,495,752.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,385,806.36 : 111,579,822.64 = 28,330,218.97 : x
  2. Step 2: Convert to fraction form
    74,385,806.36/111,579,822.64 = 28,330,218.97/x
  3. Step 3: Cross multiply
    74,385,806.36x = 111,579,822.64 × 28,330,218.97
  4. Step 4: Simplify right side
    74,385,806.36x = 3,161,080,808,024,963.50
  5. Step 5: Solve for x
    x = 3,161,080,808,024,963.50/74,385,806.36
  6. Step 6: Final answer
    x = 42,495,752.38

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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.