Home / 31,172,750.48-43,018,458-17,421,714.20

Finding the Fourth Proportional to 31,172,750.48, 43,018,458 and 17,421,714.20

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Solution

The fourth proportional to 31,172,750.48, 43,018,458 and 17,421,714.20 is: 24,042,000.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,172,750.48 : 43,018,458 = 17,421,714.20 : x
  2. Step 2: Convert to fraction form
    31,172,750.48/43,018,458 = 17,421,714.20/x
  3. Step 3: Cross multiply
    31,172,750.48x = 43,018,458 × 17,421,714.20
  4. Step 4: Simplify right side
    31,172,750.48x = 749,455,280,600,703.62
  5. Step 5: Solve for x
    x = 749,455,280,600,703.62/31,172,750.48
  6. Step 6: Final answer
    x = 24,042,000.44

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1.5x scale

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.