Home / 23,082,832.32-31,854,068.80-12,628,749.76

Finding the Fourth Proportional to 23,082,832.32, 31,854,068.80 and 12,628,749.76

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Solution

The fourth proportional to 23,082,832.32, 31,854,068.80 and 12,628,749.76 is: 17,427,543.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,082,832.32 : 31,854,068.80 = 12,628,749.76 : x
  2. Step 2: Convert to fraction form
    23,082,832.32/31,854,068.80 = 12,628,749.76/x
  3. Step 3: Cross multiply
    23,082,832.32x = 31,854,068.80 × 12,628,749.76
  4. Step 4: Simplify right side
    23,082,832.32x = 402,277,063,713,023.50
  5. Step 5: Solve for x
    x = 402,277,063,713,023.50/23,082,832.32
  6. Step 6: Final answer
    x = 17,427,543.47

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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.