Home / 28,743,276.80-43,051,929.60-25,552,006.40

Finding the Fourth Proportional to 28,743,276.80, 43,051,929.60 and 25,552,006.40

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Solution

The fourth proportional to 28,743,276.80, 43,051,929.60 and 25,552,006.40 is: 38,272,017.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,743,276.80 : 43,051,929.60 = 25,552,006.40 : x
  2. Step 2: Convert to fraction form
    28,743,276.80/43,051,929.60 = 25,552,006.40/x
  3. Step 3: Cross multiply
    28,743,276.80x = 43,051,929.60 × 25,552,006.40
  4. Step 4: Simplify right side
    28,743,276.80x = 1,100,063,180,671,549.38
  5. Step 5: Solve for x
    x = 1,100,063,180,671,549.38/28,743,276.80
  6. Step 6: Final answer
    x = 38,272,017.08

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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.