Home / 11,174,875.20-15,406,619.28-7,300,664.64

Finding the Fourth Proportional to 11,174,875.20, 15,406,619.28 and 7,300,664.64

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Solution

The fourth proportional to 11,174,875.20, 15,406,619.28 and 7,300,664.64 is: 10,065,307.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174,875.20 : 15,406,619.28 = 7,300,664.64 : x
  2. Step 2: Convert to fraction form
    11,174,875.20/15,406,619.28 = 7,300,664.64/x
  3. Step 3: Cross multiply
    11,174,875.20x = 15,406,619.28 × 7,300,664.64
  4. Step 4: Simplify right side
    11,174,875.20x = 112,478,560,599,438.25
  5. Step 5: Solve for x
    x = 112,478,560,599,438.25/11,174,875.20
  6. Step 6: Final answer
    x = 10,065,307.99

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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.