Home / 30,881,226.76-46,322,172.72-9,316,015.28

Finding the Fourth Proportional to 30,881,226.76, 46,322,172.72 and 9,316,015.28

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Solution

The fourth proportional to 30,881,226.76, 46,322,172.72 and 9,316,015.28 is: 13,974,123.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,881,226.76 : 46,322,172.72 = 9,316,015.28 : x
  2. Step 2: Convert to fraction form
    30,881,226.76/46,322,172.72 = 9,316,015.28/x
  3. Step 3: Cross multiply
    30,881,226.76x = 46,322,172.72 × 9,316,015.28
  4. Step 4: Simplify right side
    30,881,226.76x = 431,538,068,862,319.12
  5. Step 5: Solve for x
    x = 431,538,068,862,319.12/30,881,226.76
  6. Step 6: Final answer
    x = 13,974,123.25

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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.