Home / 13,205,534.44-18,223,406.56-7,404,298.24

Finding the Fourth Proportional to 13,205,534.44, 18,223,406.56 and 7,404,298.24

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Solution

The fourth proportional to 13,205,534.44, 18,223,406.56 and 7,404,298.24 is: 10,217,802.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205,534.44 : 18,223,406.56 = 7,404,298.24 : x
  2. Step 2: Convert to fraction form
    13,205,534.44/18,223,406.56 = 7,404,298.24/x
  3. Step 3: Cross multiply
    13,205,534.44x = 18,223,406.56 × 7,404,298.24
  4. Step 4: Simplify right side
    13,205,534.44x = 134,931,537,119,012.45
  5. Step 5: Solve for x
    x = 134,931,537,119,012.45/13,205,534.44
  6. Step 6: Final answer
    x = 10,217,802.07

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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.