Home / 12,937,038.73-17,852,800.66-7,135,695.93

Finding the Fourth Proportional to 12,937,038.73, 17,852,800.66 and 7,135,695.93

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Solution

The fourth proportional to 12,937,038.73, 17,852,800.66 and 7,135,695.93 is: 9,847,087.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937,038.73 : 17,852,800.66 = 7,135,695.93 : x
  2. Step 2: Convert to fraction form
    12,937,038.73/17,852,800.66 = 7,135,695.93/x
  3. Step 3: Cross multiply
    12,937,038.73x = 17,852,800.66 × 7,135,695.93
  4. Step 4: Simplify right side
    12,937,038.73x = 127,392,157,008,663.31
  5. Step 5: Solve for x
    x = 127,392,157,008,663.31/12,937,038.73
  6. Step 6: Final answer
    x = 9,847,087.86

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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.