Home / 54,223,091.51-74,825,172.02-30,697,969.91

Finding the Fourth Proportional to 54,223,091.51, 74,825,172.02 and 30,697,969.91

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Solution

The fourth proportional to 54,223,091.51, 74,825,172.02 and 30,697,969.91 is: 42,361,673.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,223,091.51 : 74,825,172.02 = 30,697,969.91 : x
  2. Step 2: Convert to fraction form
    54,223,091.51/74,825,172.02 = 30,697,969.91/x
  3. Step 3: Cross multiply
    54,223,091.51x = 74,825,172.02 × 30,697,969.91
  4. Step 4: Simplify right side
    54,223,091.51x = 2,296,980,878,883,153
  5. Step 5: Solve for x
    x = 2,296,980,878,883,153/54,223,091.51
  6. Step 6: Final answer
    x = 42,361,673.14

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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.