Home / 19,702,360.80-29,553,541.20-12,522,002.40

Finding the Fourth Proportional to 19,702,360.80, 29,553,541.20 and 12,522,002.40

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Solution

The fourth proportional to 19,702,360.80, 29,553,541.20 and 12,522,002.40 is: 18,783,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702,360.80 : 29,553,541.20 = 12,522,002.40 : x
  2. Step 2: Convert to fraction form
    19,702,360.80/29,553,541.20 = 12,522,002.40/x
  3. Step 3: Cross multiply
    19,702,360.80x = 29,553,541.20 × 12,522,002.40
  4. Step 4: Simplify right side
    19,702,360.80x = 370,069,513,834,898.88
  5. Step 5: Solve for x
    x = 370,069,513,834,898.88/19,702,360.80
  6. Step 6: Final answer
    x = 18,783,003.60

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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.