Home / 18,152,740.79-25,050,782.67-10,003,978.79

Finding the Fourth Proportional to 18,152,740.79, 25,050,782.67 and 10,003,978.79

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Solution

The fourth proportional to 18,152,740.79, 25,050,782.67 and 10,003,978.79 is: 13,805,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,740.79 : 25,050,782.67 = 10,003,978.79 : x
  2. Step 2: Convert to fraction form
    18,152,740.79/25,050,782.67 = 10,003,978.79/x
  3. Step 3: Cross multiply
    18,152,740.79x = 25,050,782.67 × 10,003,978.79
  4. Step 4: Simplify right side
    18,152,740.79x = 250,607,498,434,751.19
  5. Step 5: Solve for x
    x = 250,607,498,434,751.19/18,152,740.79
  6. Step 6: Final answer
    x = 13,805,490.94

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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.