Home / 14,051,597.82-19,385,267.11-9,406,879.21

Finding the Fourth Proportional to 14,051,597.82, 19,385,267.11 and 9,406,879.21

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Solution

The fourth proportional to 14,051,597.82, 19,385,267.11 and 9,406,879.21 is: 12,977,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051,597.82 : 19,385,267.11 = 9,406,879.21 : x
  2. Step 2: Convert to fraction form
    14,051,597.82/19,385,267.11 = 9,406,879.21/x
  3. Step 3: Cross multiply
    14,051,597.82x = 19,385,267.11 × 9,406,879.21
  4. Step 4: Simplify right side
    14,051,597.82x = 182,354,866,157,355.78
  5. Step 5: Solve for x
    x = 182,354,866,157,355.78/14,051,597.82
  6. Step 6: Final answer
    x = 12,977,518.18

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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.