Home / 57,603,438.72-86,395,483.44-19,264,894.56

Finding the Fourth Proportional to 57,603,438.72, 86,395,483.44 and 19,264,894.56

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Solution

The fourth proportional to 57,603,438.72, 86,395,483.44 and 19,264,894.56 is: 28,894,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,603,438.72 : 86,395,483.44 = 19,264,894.56 : x
  2. Step 2: Convert to fraction form
    57,603,438.72/86,395,483.44 = 19,264,894.56/x
  3. Step 3: Cross multiply
    57,603,438.72x = 86,395,483.44 × 19,264,894.56
  4. Step 4: Simplify right side
    57,603,438.72x = 1,664,399,878,931,826
  5. Step 5: Solve for x
    x = 1,664,399,878,931,826/57,603,438.72
  6. Step 6: Final answer
    x = 28,894,106.25

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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.