Home / 13,037,429.60-19,574,806.80-7,368,725.60

Finding the Fourth Proportional to 13,037,429.60, 19,574,806.80 and 7,368,725.60

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Solution

The fourth proportional to 13,037,429.60, 19,574,806.80 and 7,368,725.60 is: 11,063,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,429.60 : 19,574,806.80 = 7,368,725.60 : x
  2. Step 2: Convert to fraction form
    13,037,429.60/19,574,806.80 = 7,368,725.60/x
  3. Step 3: Cross multiply
    13,037,429.60x = 19,574,806.80 × 7,368,725.60
  4. Step 4: Simplify right side
    13,037,429.60x = 144,241,379,982,214.09
  5. Step 5: Solve for x
    x = 144,241,379,982,214.09/13,037,429.60
  6. Step 6: Final answer
    x = 11,063,636.35

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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.