Home / 56,677,310.40-85,026,463.20-18,340,075.20

Finding the Fourth Proportional to 56,677,310.40, 85,026,463.20 and 18,340,075.20

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Solution

The fourth proportional to 56,677,310.40, 85,026,463.20 and 18,340,075.20 is: 27,513,509.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,677,310.40 : 85,026,463.20 = 18,340,075.20 : x
  2. Step 2: Convert to fraction form
    56,677,310.40/85,026,463.20 = 18,340,075.20/x
  3. Step 3: Cross multiply
    56,677,310.40x = 85,026,463.20 × 18,340,075.20
  4. Step 4: Simplify right side
    56,677,310.40x = 1,559,391,729,078,032.75
  5. Step 5: Solve for x
    x = 1,559,391,729,078,032.75/56,677,310.40
  6. Step 6: Final answer
    x = 27,513,509.69

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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.