Home / 29,137,870.20-40,210,166.68-15,907,210.66

Finding the Fourth Proportional to 29,137,870.20, 40,210,166.68 and 15,907,210.66

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Solution

The fourth proportional to 29,137,870.20, 40,210,166.68 and 15,907,210.66 is: 21,951,899.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,137,870.20 : 40,210,166.68 = 15,907,210.66 : x
  2. Step 2: Convert to fraction form
    29,137,870.20/40,210,166.68 = 15,907,210.66/x
  3. Step 3: Cross multiply
    29,137,870.20x = 40,210,166.68 × 15,907,210.66
  4. Step 4: Simplify right side
    29,137,870.20x = 639,631,592,010,617.38
  5. Step 5: Solve for x
    x = 639,631,592,010,617.38/29,137,870.20
  6. Step 6: Final answer
    x = 21,951,899.28

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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.