Home / 28,343,050.20-42,514,575.30-12,166,248.60

Finding the Fourth Proportional to 28,343,050.20, 42,514,575.30 and 12,166,248.60

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Solution

The fourth proportional to 28,343,050.20, 42,514,575.30 and 12,166,248.60 is: 18,249,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,343,050.20 : 42,514,575.30 = 12,166,248.60 : x
  2. Step 2: Convert to fraction form
    28,343,050.20/42,514,575.30 = 12,166,248.60/x
  3. Step 3: Cross multiply
    28,343,050.20x = 42,514,575.30 × 12,166,248.60
  4. Step 4: Simplify right side
    28,343,050.20x = 517,242,892,223,219.50
  5. Step 5: Solve for x
    x = 517,242,892,223,219.50/28,343,050.20
  6. Step 6: Final answer
    x = 18,249,372.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.