Home / 13,055,804.81-18,016,652.33-7,254,437.39

Finding the Fourth Proportional to 13,055,804.81, 18,016,652.33 and 7,254,437.39

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Solution

The fourth proportional to 13,055,804.81, 18,016,652.33 and 7,254,437.39 is: 10,010,924.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055,804.81 : 18,016,652.33 = 7,254,437.39 : x
  2. Step 2: Convert to fraction form
    13,055,804.81/18,016,652.33 = 7,254,437.39/x
  3. Step 3: Cross multiply
    13,055,804.81x = 18,016,652.33 × 7,254,437.39
  4. Step 4: Simplify right side
    13,055,804.81x = 130,700,676,273,793.75
  5. Step 5: Solve for x
    x = 130,700,676,273,793.75/13,055,804.81
  6. Step 6: Final answer
    x = 10,010,924.50

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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.