Home / 16,319,116.22-22,520,800.60-8,977,137.98

Finding the Fourth Proportional to 16,319,116.22, 22,520,800.60 and 8,977,137.98

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Solution

The fourth proportional to 16,319,116.22, 22,520,800.60 and 8,977,137.98 is: 12,388,681.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,319,116.22 : 22,520,800.60 = 8,977,137.98 : x
  2. Step 2: Convert to fraction form
    16,319,116.22/22,520,800.60 = 8,977,137.98/x
  3. Step 3: Cross multiply
    16,319,116.22x = 22,520,800.60 × 8,977,137.98
  4. Step 4: Simplify right side
    16,319,116.22x = 202,172,334,406,266.81
  5. Step 5: Solve for x
    x = 202,172,334,406,266.81/16,319,116.22
  6. Step 6: Final answer
    x = 12,388,681.57

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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.