Home / 9,432,328.80-14,132,746.80-8,078,138.40

Finding the Fourth Proportional to 9,432,328.80, 14,132,746.80 and 8,078,138.40

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Solution

The fourth proportional to 9,432,328.80, 14,132,746.80 and 8,078,138.40 is: 12,103,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432,328.80 : 14,132,746.80 = 8,078,138.40 : x
  2. Step 2: Convert to fraction form
    9,432,328.80/14,132,746.80 = 8,078,138.40/x
  3. Step 3: Cross multiply
    9,432,328.80x = 14,132,746.80 × 8,078,138.40
  4. Step 4: Simplify right side
    9,432,328.80x = 114,166,284,622,557.12
  5. Step 5: Solve for x
    x = 114,166,284,622,557.12/9,432,328.80
  6. Step 6: Final answer
    x = 12,103,721.90

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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.