Home / 53,752,647.15-74,184,962.81-30,551,261.69

Finding the Fourth Proportional to 53,752,647.15, 74,184,962.81 and 30,551,261.69

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Solution

The fourth proportional to 53,752,647.15, 74,184,962.81 and 30,551,261.69 is: 42,164,327.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,752,647.15 : 74,184,962.81 = 30,551,261.69 : x
  2. Step 2: Convert to fraction form
    53,752,647.15/74,184,962.81 = 30,551,261.69/x
  3. Step 3: Cross multiply
    53,752,647.15x = 74,184,962.81 × 30,551,261.69
  4. Step 4: Simplify right side
    53,752,647.15x = 2,266,444,212,303,934
  5. Step 5: Solve for x
    x = 2,266,444,212,303,934/53,752,647.15
  6. Step 6: Final answer
    x = 42,164,327.39

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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.