Home / 12,211,501.12-16,851,027.04-6,778,565.44

Finding the Fourth Proportional to 12,211,501.12, 16,851,027.04 and 6,778,565.44

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Solution

The fourth proportional to 12,211,501.12, 16,851,027.04 and 6,778,565.44 is: 9,353,951.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,211,501.12 : 16,851,027.04 = 6,778,565.44 : x
  2. Step 2: Convert to fraction form
    12,211,501.12/16,851,027.04 = 6,778,565.44/x
  3. Step 3: Cross multiply
    12,211,501.12x = 16,851,027.04 × 6,778,565.44
  4. Step 4: Simplify right side
    12,211,501.12x = 114,225,789,521,849.50
  5. Step 5: Solve for x
    x = 114,225,789,521,849.50/12,211,501.12
  6. Step 6: Final answer
    x = 9,353,951.52

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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.