Home / 31,973,247.95-47,941,513.52-12,519,697.16

Finding the Fourth Proportional to 31,973,247.95, 47,941,513.52 and 12,519,697.16

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Solution

The fourth proportional to 31,973,247.95, 47,941,513.52 and 12,519,697.16 is: 18,772,357.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,973,247.95 : 47,941,513.52 = 12,519,697.16 : x
  2. Step 2: Convert to fraction form
    31,973,247.95/47,941,513.52 = 12,519,697.16/x
  3. Step 3: Cross multiply
    31,973,247.95x = 47,941,513.52 × 12,519,697.16
  4. Step 4: Simplify right side
    31,973,247.95x = 600,213,230,360,139.50
  5. Step 5: Solve for x
    x = 600,213,230,360,139.50/31,973,247.95
  6. Step 6: Final answer
    x = 18,772,357.17

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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.