Home / 10,012,055.63-15,009,176.88-3,620,887.11

Finding the Fourth Proportional to 10,012,055.63, 15,009,176.88 and 3,620,887.11

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Solution

The fourth proportional to 10,012,055.63, 15,009,176.88 and 3,620,887.11 is: 5,428,109.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012,055.63 : 15,009,176.88 = 3,620,887.11 : x
  2. Step 2: Convert to fraction form
    10,012,055.63/15,009,176.88 = 3,620,887.11/x
  3. Step 3: Cross multiply
    10,012,055.63x = 15,009,176.88 × 3,620,887.11
  4. Step 4: Simplify right side
    10,012,055.63x = 54,346,535,096,502.02
  5. Step 5: Solve for x
    x = 54,346,535,096,502.02/10,012,055.63
  6. Step 6: Final answer
    x = 5,428,109.58

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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.