Home / 21,474,360.02-29,623,323.81-12,766,339.22

Finding the Fourth Proportional to 21,474,360.02, 29,623,323.81 and 12,766,339.22

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Solution

The fourth proportional to 21,474,360.02, 29,623,323.81 and 12,766,339.22 is: 17,610,834.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,474,360.02 : 29,623,323.81 = 12,766,339.22 : x
  2. Step 2: Convert to fraction form
    21,474,360.02/29,623,323.81 = 12,766,339.22/x
  3. Step 3: Cross multiply
    21,474,360.02x = 29,623,323.81 × 12,766,339.22
  4. Step 4: Simplify right side
    21,474,360.02x = 378,181,400,582,362.81
  5. Step 5: Solve for x
    x = 378,181,400,582,362.81/21,474,360.02
  6. Step 6: Final answer
    x = 17,610,834.51

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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.