Home / 56,889,431.51-78,507,777.96-33,363,171.45

Finding the Fourth Proportional to 56,889,431.51, 78,507,777.96 and 33,363,171.45

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Solution

The fourth proportional to 56,889,431.51, 78,507,777.96 and 33,363,171.45 is: 46,041,389.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,889,431.51 : 78,507,777.96 = 33,363,171.45 : x
  2. Step 2: Convert to fraction form
    56,889,431.51/78,507,777.96 = 33,363,171.45/x
  3. Step 3: Cross multiply
    56,889,431.51x = 78,507,777.96 × 33,363,171.45
  4. Step 4: Simplify right side
    56,889,431.51x = 2,619,268,456,238,011
  5. Step 5: Solve for x
    x = 2,619,268,456,238,011/56,889,431.51
  6. Step 6: Final answer
    x = 46,041,389.18

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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.