Home / 29,013,435.78-40,037,279.04-15,959,867.01

Finding the Fourth Proportional to 29,013,435.78, 40,037,279.04 and 15,959,867.01

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Solution

The fourth proportional to 29,013,435.78, 40,037,279.04 and 15,959,867.01 is: 22,023,922.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,013,435.78 : 40,037,279.04 = 15,959,867.01 : x
  2. Step 2: Convert to fraction form
    29,013,435.78/40,037,279.04 = 15,959,867.01/x
  3. Step 3: Cross multiply
    29,013,435.78x = 40,037,279.04 × 15,959,867.01
  4. Step 4: Simplify right side
    29,013,435.78x = 638,989,648,920,660.50
  5. Step 5: Solve for x
    x = 638,989,648,920,660.50/29,013,435.78
  6. Step 6: Final answer
    x = 22,023,922.08

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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.