Home / 42,129,530.40-63,088,007.40-33,626,474.40

Finding the Fourth Proportional to 42,129,530.40, 63,088,007.40 and 33,626,474.40

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Solution

The fourth proportional to 42,129,530.40, 63,088,007.40 and 33,626,474.40 is: 50,354,875.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,129,530.40 : 63,088,007.40 = 33,626,474.40 : x
  2. Step 2: Convert to fraction form
    42,129,530.40/63,088,007.40 = 33,626,474.40/x
  3. Step 3: Cross multiply
    42,129,530.40x = 63,088,007.40 × 33,626,474.40
  4. Step 4: Simplify right side
    42,129,530.40x = 2,121,427,265,783,110.50
  5. Step 5: Solve for x
    x = 2,121,427,265,783,110.50/42,129,530.40
  6. Step 6: Final answer
    x = 50,354,875.68

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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.