Home / 10,158,640.65-14,014,933.20-5,805,391.50

Finding the Fourth Proportional to 10,158,640.65, 14,014,933.20 and 5,805,391.50

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Solution

The fourth proportional to 10,158,640.65, 14,014,933.20 and 5,805,391.50 is: 8,009,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,640.65 : 14,014,933.20 = 5,805,391.50 : x
  2. Step 2: Convert to fraction form
    10,158,640.65/14,014,933.20 = 5,805,391.50/x
  3. Step 3: Cross multiply
    10,158,640.65x = 14,014,933.20 × 5,805,391.50
  4. Step 4: Simplify right side
    10,158,640.65x = 81,362,174,072,347.80
  5. Step 5: Solve for x
    x = 81,362,174,072,347.80/10,158,640.65
  6. Step 6: Final answer
    x = 8,009,159.58

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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.