Home / 28,392,313.60-42,532,483.20-16,998,918.40

Finding the Fourth Proportional to 28,392,313.60, 42,532,483.20 and 16,998,918.40

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Solution

The fourth proportional to 28,392,313.60, 42,532,483.20 and 16,998,918.40 is: 25,464,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,392,313.60 : 42,532,483.20 = 16,998,918.40 : x
  2. Step 2: Convert to fraction form
    28,392,313.60/42,532,483.20 = 16,998,918.40/x
  3. Step 3: Cross multiply
    28,392,313.60x = 42,532,483.20 × 16,998,918.40
  4. Step 4: Simplify right side
    28,392,313.60x = 723,006,211,266,170.88
  5. Step 5: Solve for x
    x = 723,006,211,266,170.88/28,392,313.60
  6. Step 6: Final answer
    x = 25,464,857.20

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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.