Home / 52,400,373.88-72,313,005.80-28,879,750.21

Finding the Fourth Proportional to 52,400,373.88, 72,313,005.80 and 28,879,750.21

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Solution

The fourth proportional to 52,400,373.88, 72,313,005.80 and 28,879,750.21 is: 39,854,325.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400,373.88 : 72,313,005.80 = 28,879,750.21 : x
  2. Step 2: Convert to fraction form
    52,400,373.88/72,313,005.80 = 28,879,750.21/x
  3. Step 3: Cross multiply
    52,400,373.88x = 72,313,005.80 × 28,879,750.21
  4. Step 4: Simplify right side
    52,400,373.88x = 2,088,381,544,329,698
  5. Step 5: Solve for x
    x = 2,088,381,544,329,698/52,400,373.88
  6. Step 6: Final answer
    x = 39,854,325.26

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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.