Home / 57,490,425.02-86,230,779.69-18,628,054.40

Finding the Fourth Proportional to 57,490,425.02, 86,230,779.69 and 18,628,054.40

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Solution

The fourth proportional to 57,490,425.02, 86,230,779.69 and 18,628,054.40 is: 27,940,507.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,490,425.02 : 86,230,779.69 = 18,628,054.40 : x
  2. Step 2: Convert to fraction form
    57,490,425.02/86,230,779.69 = 18,628,054.40/x
  3. Step 3: Cross multiply
    57,490,425.02x = 86,230,779.69 × 18,628,054.40
  4. Step 4: Simplify right side
    57,490,425.02x = 1,606,311,655,019,735
  5. Step 5: Solve for x
    x = 1,606,311,655,019,735/57,490,425.02
  6. Step 6: Final answer
    x = 27,940,507.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.