Home / 11,285,276.60-15,577,222.38-7,210,911.80

Finding the Fourth Proportional to 11,285,276.60, 15,577,222.38 and 7,210,911.80

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Solution

The fourth proportional to 11,285,276.60, 15,577,222.38 and 7,210,911.80 is: 9,953,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285,276.60 : 15,577,222.38 = 7,210,911.80 : x
  2. Step 2: Convert to fraction form
    11,285,276.60/15,577,222.38 = 7,210,911.80/x
  3. Step 3: Cross multiply
    11,285,276.60x = 15,577,222.38 × 7,210,911.80
  4. Step 4: Simplify right side
    11,285,276.60x = 112,325,976,671,166.09
  5. Step 5: Solve for x
    x = 112,325,976,671,166.09/11,285,276.60
  6. Step 6: Final answer
    x = 9,953,320.65

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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.