Home / 15,628,694.02-21,560,727.54-9,430,283.50

Finding the Fourth Proportional to 15,628,694.02, 21,560,727.54 and 9,430,283.50

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Solution

The fourth proportional to 15,628,694.02, 21,560,727.54 and 9,430,283.50 is: 13,009,645.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628,694.02 : 21,560,727.54 = 9,430,283.50 : x
  2. Step 2: Convert to fraction form
    15,628,694.02/21,560,727.54 = 9,430,283.50/x
  3. Step 3: Cross multiply
    15,628,694.02x = 21,560,727.54 × 9,430,283.50
  4. Step 4: Simplify right side
    15,628,694.02x = 203,323,773,168,457.59
  5. Step 5: Solve for x
    x = 203,323,773,168,457.59/15,628,694.02
  6. Step 6: Final answer
    x = 13,009,645.78

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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.