Home / 20,132,895.06-27,774,557.37-13,604,146.02

Finding the Fourth Proportional to 20,132,895.06, 27,774,557.37 and 13,604,146.02

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Solution

The fourth proportional to 20,132,895.06, 27,774,557.37 and 13,604,146.02 is: 18,767,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,132,895.06 : 27,774,557.37 = 13,604,146.02 : x
  2. Step 2: Convert to fraction form
    20,132,895.06/27,774,557.37 = 13,604,146.02/x
  3. Step 3: Cross multiply
    20,132,895.06x = 27,774,557.37 × 13,604,146.02
  4. Step 4: Simplify right side
    20,132,895.06x = 377,849,134,102,347.19
  5. Step 5: Solve for x
    x = 377,849,134,102,347.19/20,132,895.06
  6. Step 6: Final answer
    x = 18,767,749.64

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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.