Home / 7,470,088.40-11,208,631.64-3,681,504.56

Finding the Fourth Proportional to 7,470,088.40, 11,208,631.64 and 3,681,504.56

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Solution

The fourth proportional to 7,470,088.40, 11,208,631.64 and 3,681,504.56 is: 5,523,981.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,088.40 : 11,208,631.64 = 3,681,504.56 : x
  2. Step 2: Convert to fraction form
    7,470,088.40/11,208,631.64 = 3,681,504.56/x
  3. Step 3: Cross multiply
    7,470,088.40x = 11,208,631.64 × 3,681,504.56
  4. Step 4: Simplify right side
    7,470,088.40x = 41,264,628,494,020.28
  5. Step 5: Solve for x
    x = 41,264,628,494,020.28/7,470,088.40
  6. Step 6: Final answer
    x = 5,523,981.28

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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.