Home / 29,048,047.40-43,586,067.90-20,509,999.40

Finding the Fourth Proportional to 29,048,047.40, 43,586,067.90 and 20,509,999.40

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Solution

The fourth proportional to 29,048,047.40, 43,586,067.90 and 20,509,999.40 is: 30,774,881.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,048,047.40 : 43,586,067.90 = 20,509,999.40 : x
  2. Step 2: Convert to fraction form
    29,048,047.40/43,586,067.90 = 20,509,999.40/x
  3. Step 3: Cross multiply
    29,048,047.40x = 43,586,067.90 × 20,509,999.40
  4. Step 4: Simplify right side
    29,048,047.40x = 893,950,226,477,359.12
  5. Step 5: Solve for x
    x = 893,950,226,477,359.12/29,048,047.40
  6. Step 6: Final answer
    x = 30,774,881.84

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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.