Home / 68,121,054.51-94,130,024.03-48,507,892.26

Finding the Fourth Proportional to 68,121,054.51, 94,130,024.03 and 48,507,892.26

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Solution

The fourth proportional to 68,121,054.51, 94,130,024.03 and 48,507,892.26 is: 67,028,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,121,054.51 : 94,130,024.03 = 48,507,892.26 : x
  2. Step 2: Convert to fraction form
    68,121,054.51/94,130,024.03 = 48,507,892.26/x
  3. Step 3: Cross multiply
    68,121,054.51x = 94,130,024.03 × 48,507,892.26
  4. Step 4: Simplify right side
    68,121,054.51x = 4,566,049,064,017,816
  5. Step 5: Solve for x
    x = 4,566,049,064,017,816/68,121,054.51
  6. Step 6: Final answer
    x = 67,028,455.40

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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.