Home / 16,128,466.60-24,192,699.90-9,326,021.80

Finding the Fourth Proportional to 16,128,466.60, 24,192,699.90 and 9,326,021.80

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Solution

The fourth proportional to 16,128,466.60, 24,192,699.90 and 9,326,021.80 is: 13,989,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,466.60 : 24,192,699.90 = 9,326,021.80 : x
  2. Step 2: Convert to fraction form
    16,128,466.60/24,192,699.90 = 9,326,021.80/x
  3. Step 3: Cross multiply
    16,128,466.60x = 24,192,699.90 × 9,326,021.80
  4. Step 4: Simplify right side
    16,128,466.60x = 225,621,646,668,257.81
  5. Step 5: Solve for x
    x = 225,621,646,668,257.81/16,128,466.60
  6. Step 6: Final answer
    x = 13,989,032.70

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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.