Home / 14,488,074.82-19,985,218.35-9,046,118.98

Finding the Fourth Proportional to 14,488,074.82, 19,985,218.35 and 9,046,118.98

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Solution

The fourth proportional to 14,488,074.82, 19,985,218.35 and 9,046,118.98 is: 12,478,446.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,074.82 : 19,985,218.35 = 9,046,118.98 : x
  2. Step 2: Convert to fraction form
    14,488,074.82/19,985,218.35 = 9,046,118.98/x
  3. Step 3: Cross multiply
    14,488,074.82x = 19,985,218.35 × 9,046,118.98
  4. Step 4: Simplify right side
    14,488,074.82x = 180,788,663,035,379.31
  5. Step 5: Solve for x
    x = 180,788,663,035,379.31/14,488,074.82
  6. Step 6: Final answer
    x = 12,478,446.26

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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.