Home / 9,021,412.90-13,536,007.35-5,238,129.70

Finding the Fourth Proportional to 9,021,412.90, 13,536,007.35 and 5,238,129.70

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Solution

The fourth proportional to 9,021,412.90, 13,536,007.35 and 5,238,129.70 is: 7,859,452.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021,412.90 : 13,536,007.35 = 5,238,129.70 : x
  2. Step 2: Convert to fraction form
    9,021,412.90/13,536,007.35 = 5,238,129.70/x
  3. Step 3: Cross multiply
    9,021,412.90x = 13,536,007.35 × 5,238,129.70
  4. Step 4: Simplify right side
    9,021,412.90x = 70,903,362,119,453.30
  5. Step 5: Solve for x
    x = 70,903,362,119,453.30/9,021,412.90
  6. Step 6: Final answer
    x = 7,859,452.05

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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.