Home / 25,355,967.36-34,991,028-13,753,501.44

Finding the Fourth Proportional to 25,355,967.36, 34,991,028 and 13,753,501.44

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Solution

The fourth proportional to 25,355,967.36, 34,991,028 and 13,753,501.44 is: 18,979,719.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355,967.36 : 34,991,028 = 13,753,501.44 : x
  2. Step 2: Convert to fraction form
    25,355,967.36/34,991,028 = 13,753,501.44/x
  3. Step 3: Cross multiply
    25,355,967.36x = 34,991,028 × 13,753,501.44
  4. Step 4: Simplify right side
    25,355,967.36x = 481,249,153,985,080.31
  5. Step 5: Solve for x
    x = 481,249,153,985,080.31/25,355,967.36
  6. Step 6: Final answer
    x = 18,979,719.73

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1.5x scale

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.