Home / 18,972,403.95-26,181,887.13-10,270,574.25

Finding the Fourth Proportional to 18,972,403.95, 26,181,887.13 and 10,270,574.25

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Solution

The fourth proportional to 18,972,403.95, 26,181,887.13 and 10,270,574.25 is: 14,173,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,972,403.95 : 26,181,887.13 = 10,270,574.25 : x
  2. Step 2: Convert to fraction form
    18,972,403.95/26,181,887.13 = 10,270,574.25/x
  3. Step 3: Cross multiply
    18,972,403.95x = 26,181,887.13 × 10,270,574.25
  4. Step 4: Simplify right side
    18,972,403.95x = 268,903,015,773,784.41
  5. Step 5: Solve for x
    x = 268,903,015,773,784.41/18,972,403.95
  6. Step 6: Final answer
    x = 14,173,376.05

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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.