Home / 51,154,614.25-70,571,094.32-31,309,263.11

Finding the Fourth Proportional to 51,154,614.25, 70,571,094.32 and 31,309,263.11

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Solution

The fourth proportional to 51,154,614.25, 70,571,094.32 and 31,309,263.11 is: 43,193,150.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,154,614.25 : 70,571,094.32 = 31,309,263.11 : x
  2. Step 2: Convert to fraction form
    51,154,614.25/70,571,094.32 = 31,309,263.11/x
  3. Step 3: Cross multiply
    51,154,614.25x = 70,571,094.32 × 31,309,263.11
  4. Step 4: Simplify right side
    51,154,614.25x = 2,209,528,960,280,207.75
  5. Step 5: Solve for x
    x = 2,209,528,960,280,207.75/51,154,614.25
  6. Step 6: Final answer
    x = 43,193,150.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.