Home / 12,856,088.87-17,741,670.14-7,054,531.91

Finding the Fourth Proportional to 12,856,088.87, 17,741,670.14 and 7,054,531.91

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Solution

The fourth proportional to 12,856,088.87, 17,741,670.14 and 7,054,531.91 is: 9,735,400.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,856,088.87 : 17,741,670.14 = 7,054,531.91 : x
  2. Step 2: Convert to fraction form
    12,856,088.87/17,741,670.14 = 7,054,531.91/x
  3. Step 3: Cross multiply
    12,856,088.87x = 17,741,670.14 × 7,054,531.91
  4. Step 4: Simplify right side
    12,856,088.87x = 125,159,178,104,051.52
  5. Step 5: Solve for x
    x = 125,159,178,104,051.52/12,856,088.87
  6. Step 6: Final answer
    x = 9,735,400.82

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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.