Home / 15,449,308.05-21,337,739.48-10,174,582.07

Finding the Fourth Proportional to 15,449,308.05, 21,337,739.48 and 10,174,582.07

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Solution

The fourth proportional to 15,449,308.05, 21,337,739.48 and 10,174,582.07 is: 14,052,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449,308.05 : 21,337,739.48 = 10,174,582.07 : x
  2. Step 2: Convert to fraction form
    15,449,308.05/21,337,739.48 = 10,174,582.07/x
  3. Step 3: Cross multiply
    15,449,308.05x = 21,337,739.48 × 10,174,582.07
  4. Step 4: Simplify right side
    15,449,308.05x = 217,102,581,646,328.22
  5. Step 5: Solve for x
    x = 217,102,581,646,328.22/15,449,308.05
  6. Step 6: Final answer
    x = 14,052,576.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.