Home / 39,349,763.32-59,007,502.72-20,901,671.21

Finding the Fourth Proportional to 39,349,763.32, 59,007,502.72 and 20,901,671.21

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Solution

The fourth proportional to 39,349,763.32, 59,007,502.72 and 20,901,671.21 is: 31,343,401.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,349,763.32 : 59,007,502.72 = 20,901,671.21 : x
  2. Step 2: Convert to fraction form
    39,349,763.32/59,007,502.72 = 20,901,671.21/x
  3. Step 3: Cross multiply
    39,349,763.32x = 59,007,502.72 × 20,901,671.21
  4. Step 4: Simplify right side
    39,349,763.32x = 1,233,355,420,377,074.75
  5. Step 5: Solve for x
    x = 1,233,355,420,377,074.75/39,349,763.32
  6. Step 6: Final answer
    x = 31,343,401.24

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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.