Home / 25,294,721.37-37,918,832.40-9,116,713.28

Finding the Fourth Proportional to 25,294,721.37, 37,918,832.40 and 9,116,713.28

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Solution

The fourth proportional to 25,294,721.37, 37,918,832.40 and 9,116,713.28 is: 13,666,690.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,294,721.37 : 37,918,832.40 = 9,116,713.28 : x
  2. Step 2: Convert to fraction form
    25,294,721.37/37,918,832.40 = 9,116,713.28/x
  3. Step 3: Cross multiply
    25,294,721.37x = 37,918,832.40 × 9,116,713.28
  4. Step 4: Simplify right side
    25,294,721.37x = 345,695,122,713,580.12
  5. Step 5: Solve for x
    x = 345,695,122,713,580.12/25,294,721.37
  6. Step 6: Final answer
    x = 13,666,690.28

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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.