Home / 38,045,866-57,068,598.12-9,292,152.28

Finding the Fourth Proportional to 38,045,866, 57,068,598.12 and 9,292,152.28

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Solution

The fourth proportional to 38,045,866, 57,068,598.12 and 9,292,152.28 is: 13,938,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,045,866 : 57,068,598.12 = 9,292,152.28 : x
  2. Step 2: Convert to fraction form
    38,045,866/57,068,598.12 = 9,292,152.28/x
  3. Step 3: Cross multiply
    38,045,866x = 57,068,598.12 × 9,292,152.28
  4. Step 4: Simplify right side
    38,045,866x = 530,290,104,137,161.62
  5. Step 5: Solve for x
    x = 530,290,104,137,161.62/38,045,866
  6. Step 6: Final answer
    x = 13,938,179.36

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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.