Home / 14,970,018.52-20,658,894.66-8,779,530.10

Finding the Fourth Proportional to 14,970,018.52, 20,658,894.66 and 8,779,530.10

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Solution

The fourth proportional to 14,970,018.52, 20,658,894.66 and 8,779,530.10 is: 12,115,909.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970,018.52 : 20,658,894.66 = 8,779,530.10 : x
  2. Step 2: Convert to fraction form
    14,970,018.52/20,658,894.66 = 8,779,530.10/x
  3. Step 3: Cross multiply
    14,970,018.52x = 20,658,894.66 × 8,779,530.10
  4. Step 4: Simplify right side
    14,970,018.52x = 181,375,387,500,199.25
  5. Step 5: Solve for x
    x = 181,375,387,500,199.25/14,970,018.52
  6. Step 6: Final answer
    x = 12,115,909.36

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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.