Home / 25,461,557.40-35,137,876.14-13,858,560.12

Finding the Fourth Proportional to 25,461,557.40, 35,137,876.14 and 13,858,560.12

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Solution

The fourth proportional to 25,461,557.40, 35,137,876.14 and 13,858,560.12 is: 19,125,317.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,461,557.40 : 35,137,876.14 = 13,858,560.12 : x
  2. Step 2: Convert to fraction form
    25,461,557.40/35,137,876.14 = 13,858,560.12/x
  3. Step 3: Cross multiply
    25,461,557.40x = 35,137,876.14 × 13,858,560.12
  4. Step 4: Simplify right side
    25,461,557.40x = 486,960,368,975,303.50
  5. Step 5: Solve for x
    x = 486,960,368,975,303.50/25,461,557.40
  6. Step 6: Final answer
    x = 19,125,317.49

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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.