Home / 84,732,272.40-127,110,218.40-36,209,740.80

Finding the Fourth Proportional to 84,732,272.40, 127,110,218.40 and 36,209,740.80

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Solution

The fourth proportional to 84,732,272.40, 127,110,218.40 and 36,209,740.80 is: 54,319,658.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,732,272.40 : 127,110,218.40 = 36,209,740.80 : x
  2. Step 2: Convert to fraction form
    84,732,272.40/127,110,218.40 = 36,209,740.80/x
  3. Step 3: Cross multiply
    84,732,272.40x = 127,110,218.40 × 36,209,740.80
  4. Step 4: Simplify right side
    84,732,272.40x = 4,602,628,061,295,391
  5. Step 5: Solve for x
    x = 4,602,628,061,295,391/84,732,272.40
  6. Step 6: Final answer
    x = 54,319,658.03

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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.