Home / 28,470,003.04-39,288,625.48-15,417,276.24

Finding the Fourth Proportional to 28,470,003.04, 39,288,625.48 and 15,417,276.24

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Solution

The fourth proportional to 28,470,003.04, 39,288,625.48 and 15,417,276.24 is: 21,275,852.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,470,003.04 : 39,288,625.48 = 15,417,276.24 : x
  2. Step 2: Convert to fraction form
    28,470,003.04/39,288,625.48 = 15,417,276.24/x
  3. Step 3: Cross multiply
    28,470,003.04x = 39,288,625.48 × 15,417,276.24
  4. Step 4: Simplify right side
    28,470,003.04x = 605,723,592,115,062.50
  5. Step 5: Solve for x
    x = 605,723,592,115,062.50/28,470,003.04
  6. Step 6: Final answer
    x = 21,275,852.74

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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.