Home / 18,039,561.16-27,056,461.22-5,257,075.90

Finding the Fourth Proportional to 18,039,561.16, 27,056,461.22 and 5,257,075.90

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Solution

The fourth proportional to 18,039,561.16, 27,056,461.22 and 5,257,075.90 is: 7,884,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039,561.16 : 27,056,461.22 = 5,257,075.90 : x
  2. Step 2: Convert to fraction form
    18,039,561.16/27,056,461.22 = 5,257,075.90/x
  3. Step 3: Cross multiply
    18,039,561.16x = 27,056,461.22 × 5,257,075.90
  4. Step 4: Simplify right side
    18,039,561.16x = 142,237,870,218,946.59
  5. Step 5: Solve for x
    x = 142,237,870,218,946.59/18,039,561.16
  6. Step 6: Final answer
    x = 7,884,774.41

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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.