Home / 12,113,703.80-16,717,110.48-6,607,078.67

Finding the Fourth Proportional to 12,113,703.80, 16,717,110.48 and 6,607,078.67

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Solution

The fourth proportional to 12,113,703.80, 16,717,110.48 and 6,607,078.67 is: 9,117,877.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,113,703.80 : 16,717,110.48 = 6,607,078.67 : x
  2. Step 2: Convert to fraction form
    12,113,703.80/16,717,110.48 = 6,607,078.67/x
  3. Step 3: Cross multiply
    12,113,703.80x = 16,717,110.48 × 6,607,078.67
  4. Step 4: Simplify right side
    12,113,703.80x = 110,451,264,118,234.25
  5. Step 5: Solve for x
    x = 110,451,264,118,234.25/12,113,703.80
  6. Step 6: Final answer
    x = 9,117,877.24

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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.