Home / 14,005,275.51-19,326,405.36-7,725,875.48

Finding the Fourth Proportional to 14,005,275.51, 19,326,405.36 and 7,725,875.48

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Solution

The fourth proportional to 14,005,275.51, 19,326,405.36 and 7,725,875.48 is: 10,661,225.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005,275.51 : 19,326,405.36 = 7,725,875.48 : x
  2. Step 2: Convert to fraction form
    14,005,275.51/19,326,405.36 = 7,725,875.48/x
  3. Step 3: Cross multiply
    14,005,275.51x = 19,326,405.36 × 7,725,875.48
  4. Step 4: Simplify right side
    14,005,275.51x = 149,313,401,190,732.53
  5. Step 5: Solve for x
    x = 149,313,401,190,732.53/14,005,275.51
  6. Step 6: Final answer
    x = 10,661,225.56

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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.