Home / 25,179,739.20-37,788,271.20-18,461,275.20

Finding the Fourth Proportional to 25,179,739.20, 37,788,271.20 and 18,461,275.20

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Solution

The fourth proportional to 25,179,739.20, 37,788,271.20 and 18,461,275.20 is: 27,705,595.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,179,739.20 : 37,788,271.20 = 18,461,275.20 : x
  2. Step 2: Convert to fraction form
    25,179,739.20/37,788,271.20 = 18,461,275.20/x
  3. Step 3: Cross multiply
    25,179,739.20x = 37,788,271.20 × 18,461,275.20
  4. Step 4: Simplify right side
    25,179,739.20x = 697,619,673,955,434.25
  5. Step 5: Solve for x
    x = 697,619,673,955,434.25/25,179,739.20
  6. Step 6: Final answer
    x = 27,705,595.69

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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.