Home / 9,072,362.40-13,628,818.80-7,579,370.40

Finding the Fourth Proportional to 9,072,362.40, 13,628,818.80 and 7,579,370.40

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Solution

The fourth proportional to 9,072,362.40, 13,628,818.80 and 7,579,370.40 is: 11,385,994.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,362.40 : 13,628,818.80 = 7,579,370.40 : x
  2. Step 2: Convert to fraction form
    9,072,362.40/13,628,818.80 = 7,579,370.40/x
  3. Step 3: Cross multiply
    9,072,362.40x = 13,628,818.80 × 7,579,370.40
  4. Step 4: Simplify right side
    9,072,362.40x = 103,297,865,799,683.53
  5. Step 5: Solve for x
    x = 103,297,865,799,683.53/9,072,362.40
  6. Step 6: Final answer
    x = 11,385,994.21

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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.