Home / 25,166,013.80-37,749,020.70-21,386,877.80

Finding the Fourth Proportional to 25,166,013.80, 37,749,020.70 and 21,386,877.80

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Solution

The fourth proportional to 25,166,013.80, 37,749,020.70 and 21,386,877.80 is: 32,080,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,166,013.80 : 37,749,020.70 = 21,386,877.80 : x
  2. Step 2: Convert to fraction form
    25,166,013.80/37,749,020.70 = 21,386,877.80/x
  3. Step 3: Cross multiply
    25,166,013.80x = 37,749,020.70 × 21,386,877.80
  4. Step 4: Simplify right side
    25,166,013.80x = 807,333,692,780,570.50
  5. Step 5: Solve for x
    x = 807,333,692,780,570.50/25,166,013.80
  6. Step 6: Final answer
    x = 32,080,316.70

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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.