Home / 25,545,643.70-38,335,389.54-14,039,146.58

Finding the Fourth Proportional to 25,545,643.70, 38,335,389.54 and 14,039,146.58

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Solution

The fourth proportional to 25,545,643.70, 38,335,389.54 and 14,039,146.58 is: 21,068,020.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,545,643.70 : 38,335,389.54 = 14,039,146.58 : x
  2. Step 2: Convert to fraction form
    25,545,643.70/38,335,389.54 = 14,039,146.58/x
  3. Step 3: Cross multiply
    25,545,643.70x = 38,335,389.54 × 14,039,146.58
  4. Step 4: Simplify right side
    25,545,643.70x = 538,196,152,953,458.75
  5. Step 5: Solve for x
    x = 538,196,152,953,458.75/25,545,643.70
  6. Step 6: Final answer
    x = 21,068,020.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.