Home / 51,308,174.61-70,812,325.53-31,458,429.63

Finding the Fourth Proportional to 51,308,174.61, 70,812,325.53 and 31,458,429.63

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Solution

The fourth proportional to 51,308,174.61, 70,812,325.53 and 31,458,429.63 is: 43,416,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,308,174.61 : 70,812,325.53 = 31,458,429.63 : x
  2. Step 2: Convert to fraction form
    51,308,174.61/70,812,325.53 = 31,458,429.63/x
  3. Step 3: Cross multiply
    51,308,174.61x = 70,812,325.53 × 31,458,429.63
  4. Step 4: Simplify right side
    51,308,174.61x = 2,227,644,559,622,157.50
  5. Step 5: Solve for x
    x = 2,227,644,559,622,157.50/51,308,174.61
  6. Step 6: Final answer
    x = 43,416,952.10

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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.