Home / 30,294,192.61-45,386,487.72-13,913,179.87

Finding the Fourth Proportional to 30,294,192.61, 45,386,487.72 and 13,913,179.87

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Solution

The fourth proportional to 30,294,192.61, 45,386,487.72 and 13,913,179.87 is: 20,844,601.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,294,192.61 : 45,386,487.72 = 13,913,179.87 : x
  2. Step 2: Convert to fraction form
    30,294,192.61/45,386,487.72 = 13,913,179.87/x
  3. Step 3: Cross multiply
    30,294,192.61x = 45,386,487.72 × 13,913,179.87
  4. Step 4: Simplify right side
    30,294,192.61x = 631,470,367,315,906.12
  5. Step 5: Solve for x
    x = 631,470,367,315,906.12/30,294,192.61
  6. Step 6: Final answer
    x = 20,844,601.32

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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.