Home / 10,291,129.90-15,435,038.66-3,002,878.48

Finding the Fourth Proportional to 10,291,129.90, 15,435,038.66 and 3,002,878.48

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Solution

The fourth proportional to 10,291,129.90, 15,435,038.66 and 3,002,878.48 is: 4,503,834.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291,129.90 : 15,435,038.66 = 3,002,878.48 : x
  2. Step 2: Convert to fraction form
    10,291,129.90/15,435,038.66 = 3,002,878.48/x
  3. Step 3: Cross multiply
    10,291,129.90x = 15,435,038.66 × 3,002,878.48
  4. Step 4: Simplify right side
    10,291,129.90x = 46,349,545,430,082.04
  5. Step 5: Solve for x
    x = 46,349,545,430,082.04/10,291,129.90
  6. Step 6: Final answer
    x = 4,503,834.46

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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.