Home / 31,973,250.95-47,941,518.02-12,519,700.16

Finding the Fourth Proportional to 31,973,250.95, 47,941,518.02 and 12,519,700.16

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Solution

The fourth proportional to 31,973,250.95, 47,941,518.02 and 12,519,700.16 is: 18,772,361.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,973,250.95 : 47,941,518.02 = 12,519,700.16 : x
  2. Step 2: Convert to fraction form
    31,973,250.95/47,941,518.02 = 12,519,700.16/x
  3. Step 3: Cross multiply
    31,973,250.95x = 47,941,518.02 × 12,519,700.16
  4. Step 4: Simplify right side
    31,973,250.95x = 600,213,430,523,330.75
  5. Step 5: Solve for x
    x = 600,213,430,523,330.75/31,973,250.95
  6. Step 6: Final answer
    x = 18,772,361.67

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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.