Home / 74,301,055.52-111,464,973.16-30,574,090.04

Finding the Fourth Proportional to 74,301,055.52, 111,464,973.16 and 30,574,090.04

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Solution

The fourth proportional to 74,301,055.52, 111,464,973.16 and 30,574,090.04 is: 45,866,644.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,301,055.52 : 111,464,973.16 = 30,574,090.04 : x
  2. Step 2: Convert to fraction form
    74,301,055.52/111,464,973.16 = 30,574,090.04/x
  3. Step 3: Cross multiply
    74,301,055.52x = 111,464,973.16 × 30,574,090.04
  4. Step 4: Simplify right side
    74,301,055.52x = 3,407,940,125,700,023
  5. Step 5: Solve for x
    x = 3,407,940,125,700,023/74,301,055.52
  6. Step 6: Final answer
    x = 45,866,644.85

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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.