Home / 31,385,261.40-47,077,892.10-11,183,213.40

Finding the Fourth Proportional to 31,385,261.40, 47,077,892.10 and 11,183,213.40

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Solution

The fourth proportional to 31,385,261.40, 47,077,892.10 and 11,183,213.40 is: 16,774,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,385,261.40 : 47,077,892.10 = 11,183,213.40 : x
  2. Step 2: Convert to fraction form
    31,385,261.40/47,077,892.10 = 11,183,213.40/x
  3. Step 3: Cross multiply
    31,385,261.40x = 47,077,892.10 × 11,183,213.40
  4. Step 4: Simplify right side
    31,385,261.40x = 526,482,113,776,474.19
  5. Step 5: Solve for x
    x = 526,482,113,776,474.19/31,385,261.40
  6. Step 6: Final answer
    x = 16,774,820.10

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1.5x scale

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.