Home / 14,678,746.58-20,256,920.85-8,063,613.86

Finding the Fourth Proportional to 14,678,746.58, 20,256,920.85 and 8,063,613.86

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Solution

The fourth proportional to 14,678,746.58, 20,256,920.85 and 8,063,613.86 is: 11,127,924.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678,746.58 : 20,256,920.85 = 8,063,613.86 : x
  2. Step 2: Convert to fraction form
    14,678,746.58/20,256,920.85 = 8,063,613.86/x
  3. Step 3: Cross multiply
    14,678,746.58x = 20,256,920.85 × 8,063,613.86
  4. Step 4: Simplify right side
    14,678,746.58x = 163,343,987,726,983
  5. Step 5: Solve for x
    x = 163,343,987,726,983/14,678,746.58
  6. Step 6: Final answer
    x = 11,127,924.77

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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.