Home / 16,208,539.20-24,312,808.80-12,429,403.20

Finding the Fourth Proportional to 16,208,539.20, 24,312,808.80 and 12,429,403.20

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Solution

The fourth proportional to 16,208,539.20, 24,312,808.80 and 12,429,403.20 is: 18,644,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,208,539.20 : 24,312,808.80 = 12,429,403.20 : x
  2. Step 2: Convert to fraction form
    16,208,539.20/24,312,808.80 = 12,429,403.20/x
  3. Step 3: Cross multiply
    16,208,539.20x = 24,312,808.80 × 12,429,403.20
  4. Step 4: Simplify right side
    16,208,539.20x = 302,193,703,499,708.12
  5. Step 5: Solve for x
    x = 302,193,703,499,708.12/16,208,539.20
  6. Step 6: Final answer
    x = 18,644,104.80

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1.5x scale

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.