Home / 31,973,248.95-47,941,515.01-12,519,698.16

Finding the Fourth Proportional to 31,973,248.95, 47,941,515.01 and 12,519,698.16

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Solution

The fourth proportional to 31,973,248.95, 47,941,515.01 and 12,519,698.16 is: 18,772,358.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,973,248.95 : 47,941,515.01 = 12,519,698.16 : x
  2. Step 2: Convert to fraction form
    31,973,248.95/47,941,515.01 = 12,519,698.16/x
  3. Step 3: Cross multiply
    31,973,248.95x = 47,941,515.01 × 12,519,698.16
  4. Step 4: Simplify right side
    31,973,248.95x = 600,213,297,258,309.38
  5. Step 5: Solve for x
    x = 600,213,297,258,309.38/31,973,248.95
  6. Step 6: Final answer
    x = 18,772,358.67

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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.