Home / 12,713,901.64-19,070,424.64-5,525,436.36

Finding the Fourth Proportional to 12,713,901.64, 19,070,424.64 and 5,525,436.36

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Solution

The fourth proportional to 12,713,901.64, 19,070,424.64 and 5,525,436.36 is: 8,287,968.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713,901.64 : 19,070,424.64 = 5,525,436.36 : x
  2. Step 2: Convert to fraction form
    12,713,901.64/19,070,424.64 = 5,525,436.36/x
  3. Step 3: Cross multiply
    12,713,901.64x = 19,070,424.64 × 5,525,436.36
  4. Step 4: Simplify right side
    12,713,901.64x = 105,372,417,706,495.92
  5. Step 5: Solve for x
    x = 105,372,417,706,495.92/12,713,901.64
  6. Step 6: Final answer
    x = 8,287,968.61

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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.