Home / 8,025,672.90-12,038,509.35-7,411,563.30

Finding the Fourth Proportional to 8,025,672.90, 12,038,509.35 and 7,411,563.30

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Solution

The fourth proportional to 8,025,672.90, 12,038,509.35 and 7,411,563.30 is: 11,117,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025,672.90 : 12,038,509.35 = 7,411,563.30 : x
  2. Step 2: Convert to fraction form
    8,025,672.90/12,038,509.35 = 7,411,563.30/x
  3. Step 3: Cross multiply
    8,025,672.90x = 12,038,509.35 × 7,411,563.30
  4. Step 4: Simplify right side
    8,025,672.90x = 89,224,174,085,166.84
  5. Step 5: Solve for x
    x = 89,224,174,085,166.84/8,025,672.90
  6. Step 6: Final answer
    x = 11,117,344.95

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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.