Home / 18,534,869.60-27,804,928.80-5,754,041.60

Finding the Fourth Proportional to 18,534,869.60, 27,804,928.80 and 5,754,041.60

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Solution

The fourth proportional to 18,534,869.60, 27,804,928.80 and 5,754,041.60 is: 8,631,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534,869.60 : 27,804,928.80 = 5,754,041.60 : x
  2. Step 2: Convert to fraction form
    18,534,869.60/27,804,928.80 = 5,754,041.60/x
  3. Step 3: Cross multiply
    18,534,869.60x = 27,804,928.80 × 5,754,041.60
  4. Step 4: Simplify right side
    18,534,869.60x = 159,990,717,000,238.06
  5. Step 5: Solve for x
    x = 159,990,717,000,238.06/18,534,869.60
  6. Step 6: Final answer
    x = 8,631,877.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.