Home / 37,379,840.80-56,094,838.80-13,118,720.80

Finding the Fourth Proportional to 37,379,840.80, 56,094,838.80 and 13,118,720.80

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Solution

The fourth proportional to 37,379,840.80, 56,094,838.80 and 13,118,720.80 is: 19,686,882.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,379,840.80 : 56,094,838.80 = 13,118,720.80 : x
  2. Step 2: Convert to fraction form
    37,379,840.80/56,094,838.80 = 13,118,720.80/x
  3. Step 3: Cross multiply
    37,379,840.80x = 56,094,838.80 × 13,118,720.80
  4. Step 4: Simplify right side
    37,379,840.80x = 735,892,528,538,207
  5. Step 5: Solve for x
    x = 735,892,528,538,207/37,379,840.80
  6. Step 6: Final answer
    x = 19,686,882.36

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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.