Home / 10,356,507.72-14,292,055.80-5,710,467.60

Finding the Fourth Proportional to 10,356,507.72, 14,292,055.80 and 5,710,467.60

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Solution

The fourth proportional to 10,356,507.72, 14,292,055.80 and 5,710,467.60 is: 7,880,486.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356,507.72 : 14,292,055.80 = 5,710,467.60 : x
  2. Step 2: Convert to fraction form
    10,356,507.72/14,292,055.80 = 5,710,467.60/x
  3. Step 3: Cross multiply
    10,356,507.72x = 14,292,055.80 × 5,710,467.60
  4. Step 4: Simplify right side
    10,356,507.72x = 81,614,321,583,292.08
  5. Step 5: Solve for x
    x = 81,614,321,583,292.08/10,356,507.72
  6. Step 6: Final answer
    x = 7,880,486.72

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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.