Home / 29,001,715.98-40,023,395.10-15,949,985.10

Finding the Fourth Proportional to 29,001,715.98, 40,023,395.10 and 15,949,985.10

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Solution

The fourth proportional to 29,001,715.98, 40,023,395.10 and 15,949,985.10 is: 22,011,544.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001,715.98 : 40,023,395.10 = 15,949,985.10 : x
  2. Step 2: Convert to fraction form
    29,001,715.98/40,023,395.10 = 15,949,985.10/x
  3. Step 3: Cross multiply
    29,001,715.98x = 40,023,395.10 × 15,949,985.10
  4. Step 4: Simplify right side
    29,001,715.98x = 638,372,555,496,413
  5. Step 5: Solve for x
    x = 638,372,555,496,413/29,001,715.98
  6. Step 6: Final answer
    x = 22,011,544.28

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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.