Home / 56,280,692.88-77,666,594.04-31,500,872.37

Finding the Fourth Proportional to 56,280,692.88, 77,666,594.04 and 31,500,872.37

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Solution

The fourth proportional to 56,280,692.88, 77,666,594.04 and 31,500,872.37 is: 43,470,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,280,692.88 : 77,666,594.04 = 31,500,872.37 : x
  2. Step 2: Convert to fraction form
    56,280,692.88/77,666,594.04 = 31,500,872.37/x
  3. Step 3: Cross multiply
    56,280,692.88x = 77,666,594.04 × 31,500,872.37
  4. Step 4: Simplify right side
    56,280,692.88x = 2,446,565,466,266,643
  5. Step 5: Solve for x
    x = 2,446,565,466,266,643/56,280,692.88
  6. Step 6: Final answer
    x = 43,470,777.30

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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.