Home / 29,429,864.02-40,612,890.05-16,198,758.05

Finding the Fourth Proportional to 29,429,864.02, 40,612,890.05 and 16,198,758.05

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Solution

The fourth proportional to 29,429,864.02, 40,612,890.05 and 16,198,758.05 is: 22,354,108.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,429,864.02 : 40,612,890.05 = 16,198,758.05 : x
  2. Step 2: Convert to fraction form
    29,429,864.02/40,612,890.05 = 16,198,758.05/x
  3. Step 3: Cross multiply
    29,429,864.02x = 40,612,890.05 × 16,198,758.05
  4. Step 4: Simplify right side
    29,429,864.02x = 657,878,379,727,455
  5. Step 5: Solve for x
    x = 657,878,379,727,455/29,429,864.02
  6. Step 6: Final answer
    x = 22,354,108.71

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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.