Home / 25,355,285.52-34,990,036.80-13,752,599.76

Finding the Fourth Proportional to 25,355,285.52, 34,990,036.80 and 13,752,599.76

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Solution

The fourth proportional to 25,355,285.52, 34,990,036.80 and 13,752,599.76 is: 18,978,448.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355,285.52 : 34,990,036.80 = 13,752,599.76 : x
  2. Step 2: Convert to fraction form
    25,355,285.52/34,990,036.80 = 13,752,599.76/x
  3. Step 3: Cross multiply
    25,355,285.52x = 34,990,036.80 × 13,752,599.76
  4. Step 4: Simplify right side
    25,355,285.52x = 481,203,971,698,071.12
  5. Step 5: Solve for x
    x = 481,203,971,698,071.12/25,355,285.52
  6. Step 6: Final answer
    x = 18,978,448.16

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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.