Home / 18,710,408-28,065,613.12-4,526,984

Finding the Fourth Proportional to 18,710,408, 28,065,613.12 and 4,526,984

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Solution

The fourth proportional to 18,710,408, 28,065,613.12 and 4,526,984 is: 6,790,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,710,408 : 28,065,613.12 = 4,526,984 : x
  2. Step 2: Convert to fraction form
    18,710,408/28,065,613.12 = 4,526,984/x
  3. Step 3: Cross multiply
    18,710,408x = 28,065,613.12 × 4,526,984
  4. Step 4: Simplify right side
    18,710,408x = 127,052,581,544,430.08
  5. Step 5: Solve for x
    x = 127,052,581,544,430.08/18,710,408
  6. Step 6: Final answer
    x = 6,790,476.27

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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.