Home / 13,235,814.48-18,265,867.50-7,355,696.46

Finding the Fourth Proportional to 13,235,814.48, 18,265,867.50 and 7,355,696.46

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Solution

The fourth proportional to 13,235,814.48, 18,265,867.50 and 7,355,696.46 is: 10,151,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235,814.48 : 18,265,867.50 = 7,355,696.46 : x
  2. Step 2: Convert to fraction form
    13,235,814.48/18,265,867.50 = 7,355,696.46/x
  3. Step 3: Cross multiply
    13,235,814.48x = 18,265,867.50 × 7,355,696.46
  4. Step 4: Simplify right side
    13,235,814.48x = 134,358,176,908,579.05
  5. Step 5: Solve for x
    x = 134,358,176,908,579.05/13,235,814.48
  6. Step 6: Final answer
    x = 10,151,107.60

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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.