Home / 13,623,170.24-18,804,530.55-8,118,271.32

Finding the Fourth Proportional to 13,623,170.24, 18,804,530.55 and 8,118,271.32

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Solution

The fourth proportional to 13,623,170.24, 18,804,530.55 and 8,118,271.32 is: 11,205,929.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,623,170.24 : 18,804,530.55 = 8,118,271.32 : x
  2. Step 2: Convert to fraction form
    13,623,170.24/18,804,530.55 = 8,118,271.32/x
  3. Step 3: Cross multiply
    13,623,170.24x = 18,804,530.55 × 8,118,271.32
  4. Step 4: Simplify right side
    13,623,170.24x = 152,660,281,050,128.84
  5. Step 5: Solve for x
    x = 152,660,281,050,128.84/13,623,170.24
  6. Step 6: Final answer
    x = 11,205,929.19

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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.