Home / 14,137,460.56-19,509,773.80-7,942,768.48

Finding the Fourth Proportional to 14,137,460.56, 19,509,773.80 and 7,942,768.48

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Solution

The fourth proportional to 14,137,460.56, 19,509,773.80 and 7,942,768.48 is: 10,961,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137,460.56 : 19,509,773.80 = 7,942,768.48 : x
  2. Step 2: Convert to fraction form
    14,137,460.56/19,509,773.80 = 7,942,768.48/x
  3. Step 3: Cross multiply
    14,137,460.56x = 19,509,773.80 × 7,942,768.48
  4. Step 4: Simplify right side
    14,137,460.56x = 154,961,616,390,569.84
  5. Step 5: Solve for x
    x = 154,961,616,390,569.84/14,137,460.56
  6. Step 6: Final answer
    x = 10,961,064.45

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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.