Home / 18,362,160.06-25,346,602.02-15,773,451.90

Finding the Fourth Proportional to 18,362,160.06, 25,346,602.02 and 15,773,451.90

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Solution

The fourth proportional to 18,362,160.06, 25,346,602.02 and 15,773,451.90 is: 21,773,223.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362,160.06 : 25,346,602.02 = 15,773,451.90 : x
  2. Step 2: Convert to fraction form
    18,362,160.06/25,346,602.02 = 15,773,451.90/x
  3. Step 3: Cross multiply
    18,362,160.06x = 25,346,602.02 × 15,773,451.90
  4. Step 4: Simplify right side
    18,362,160.06x = 399,803,407,790,912.81
  5. Step 5: Solve for x
    x = 399,803,407,790,912.81/18,362,160.06
  6. Step 6: Final answer
    x = 21,773,223.11

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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.