Home / 9,772,898.36-13,486,446.20-5,362,659.77

Finding the Fourth Proportional to 9,772,898.36, 13,486,446.20 and 5,362,659.77

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Solution

The fourth proportional to 9,772,898.36, 13,486,446.20 and 5,362,659.77 is: 7,400,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,772,898.36 : 13,486,446.20 = 5,362,659.77 : x
  2. Step 2: Convert to fraction form
    9,772,898.36/13,486,446.20 = 5,362,659.77/x
  3. Step 3: Cross multiply
    9,772,898.36x = 13,486,446.20 × 5,362,659.77
  4. Step 4: Simplify right side
    9,772,898.36x = 72,323,222,422,983.80
  5. Step 5: Solve for x
    x = 72,323,222,422,983.80/9,772,898.36
  6. Step 6: Final answer
    x = 7,400,386.23

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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.