Home / 5,461,410.54-7,539,579.95-3,989,666.82

Finding the Fourth Proportional to 5,461,410.54, 7,539,579.95 and 3,989,666.82

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Solution

The fourth proportional to 5,461,410.54, 7,539,579.95 and 3,989,666.82 is: 5,507,810.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461,410.54 : 7,539,579.95 = 3,989,666.82 : x
  2. Step 2: Convert to fraction form
    5,461,410.54/7,539,579.95 = 3,989,666.82/x
  3. Step 3: Cross multiply
    5,461,410.54x = 7,539,579.95 × 3,989,666.82
  4. Step 4: Simplify right side
    5,461,410.54x = 30,080,411,963,252.26
  5. Step 5: Solve for x
    x = 30,080,411,963,252.26/5,461,410.54
  6. Step 6: Final answer
    x = 5,507,810.07

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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.