Home / 17,248,460.40-25,872,690.60-5,119,795.80

Finding the Fourth Proportional to 17,248,460.40, 25,872,690.60 and 5,119,795.80

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Solution

The fourth proportional to 17,248,460.40, 25,872,690.60 and 5,119,795.80 is: 7,679,693.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,248,460.40 : 25,872,690.60 = 5,119,795.80 : x
  2. Step 2: Convert to fraction form
    17,248,460.40/25,872,690.60 = 5,119,795.80/x
  3. Step 3: Cross multiply
    17,248,460.40x = 25,872,690.60 × 5,119,795.80
  4. Step 4: Simplify right side
    17,248,460.40x = 132,462,892,668,579.48
  5. Step 5: Solve for x
    x = 132,462,892,668,579.48/17,248,460.40
  6. Step 6: Final answer
    x = 7,679,693.70

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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.