Home / 9,756,799.50-13,464,205.08-5,405,869.92

Finding the Fourth Proportional to 9,756,799.50, 13,464,205.08 and 5,405,869.92

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Solution

The fourth proportional to 9,756,799.50, 13,464,205.08 and 5,405,869.92 is: 7,460,001.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756,799.50 : 13,464,205.08 = 5,405,869.92 : x
  2. Step 2: Convert to fraction form
    9,756,799.50/13,464,205.08 = 5,405,869.92/x
  3. Step 3: Cross multiply
    9,756,799.50x = 13,464,205.08 × 5,405,869.92
  4. Step 4: Simplify right side
    9,756,799.50x = 72,785,741,238,683.19
  5. Step 5: Solve for x
    x = 72,785,741,238,683.19/9,756,799.50
  6. Step 6: Final answer
    x = 7,460,001.74

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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.