Home / 9,997,393-13,796,409.63-5,413,718.02

Finding the Fourth Proportional to 9,997,393, 13,796,409.63 and 5,413,718.02

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Solution

The fourth proportional to 9,997,393, 13,796,409.63 and 5,413,718.02 is: 7,470,934.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997,393 : 13,796,409.63 = 5,413,718.02 : x
  2. Step 2: Convert to fraction form
    9,997,393/13,796,409.63 = 5,413,718.02/x
  3. Step 3: Cross multiply
    9,997,393x = 13,796,409.63 × 5,413,718.02
  4. Step 4: Simplify right side
    9,997,393x = 74,689,871,425,232.53
  5. Step 5: Solve for x
    x = 74,689,871,425,232.53/9,997,393
  6. Step 6: Final answer
    x = 7,470,934.82

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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.