Home / 29,071,118.40-40,119,935.10-16,018,375.20

Finding the Fourth Proportional to 29,071,118.40, 40,119,935.10 and 16,018,375.20

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Solution

The fourth proportional to 29,071,118.40, 40,119,935.10 and 16,018,375.20 is: 22,106,345.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,071,118.40 : 40,119,935.10 = 16,018,375.20 : x
  2. Step 2: Convert to fraction form
    29,071,118.40/40,119,935.10 = 16,018,375.20/x
  3. Step 3: Cross multiply
    29,071,118.40x = 40,119,935.10 × 16,018,375.20
  4. Step 4: Simplify right side
    29,071,118.40x = 642,656,173,431,449.50
  5. Step 5: Solve for x
    x = 642,656,173,431,449.50/29,071,118.40
  6. Step 6: Final answer
    x = 22,106,345.02

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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.