Home / 16,788,986.40-25,183,479.60-5,437,581.60

Finding the Fourth Proportional to 16,788,986.40, 25,183,479.60 and 5,437,581.60

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Solution

The fourth proportional to 16,788,986.40, 25,183,479.60 and 5,437,581.60 is: 8,156,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788,986.40 : 25,183,479.60 = 5,437,581.60 : x
  2. Step 2: Convert to fraction form
    16,788,986.40/25,183,479.60 = 5,437,581.60/x
  3. Step 3: Cross multiply
    16,788,986.40x = 25,183,479.60 × 5,437,581.60
  4. Step 4: Simplify right side
    16,788,986.40x = 136,937,225,296,935.36
  5. Step 5: Solve for x
    x = 136,937,225,296,935.36/16,788,986.40
  6. Step 6: Final answer
    x = 8,156,372.40

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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.