Home / 30,903,529.86-46,320,032.28-12,447,662.28

Finding the Fourth Proportional to 30,903,529.86, 46,320,032.28 and 12,447,662.28

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Solution

The fourth proportional to 30,903,529.86, 46,320,032.28 and 12,447,662.28 is: 18,657,290.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,903,529.86 : 46,320,032.28 = 12,447,662.28 : x
  2. Step 2: Convert to fraction form
    30,903,529.86/46,320,032.28 = 12,447,662.28/x
  3. Step 3: Cross multiply
    30,903,529.86x = 46,320,032.28 × 12,447,662.28
  4. Step 4: Simplify right side
    30,903,529.86x = 576,576,118,620,138.38
  5. Step 5: Solve for x
    x = 576,576,118,620,138.38/30,903,529.86
  6. Step 6: Final answer
    x = 18,657,290.00

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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.