Home / 43,212,691.32-59,643,090.24-29,820,153.51

Finding the Fourth Proportional to 43,212,691.32, 59,643,090.24 and 29,820,153.51

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Solution

The fourth proportional to 43,212,691.32, 59,643,090.24 and 29,820,153.51 is: 41,158,420.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,212,691.32 : 59,643,090.24 = 29,820,153.51 : x
  2. Step 2: Convert to fraction form
    43,212,691.32/59,643,090.24 = 29,820,153.51/x
  3. Step 3: Cross multiply
    43,212,691.32x = 59,643,090.24 × 29,820,153.51
  4. Step 4: Simplify right side
    43,212,691.32x = 1,778,566,106,767,583
  5. Step 5: Solve for x
    x = 1,778,566,106,767,583/43,212,691.32
  6. Step 6: Final answer
    x = 41,158,420.19

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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.