Home / 37,447,907.70-56,171,861.55-31,779,203.70

Finding the Fourth Proportional to 37,447,907.70, 56,171,861.55 and 31,779,203.70

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Solution

The fourth proportional to 37,447,907.70, 56,171,861.55 and 31,779,203.70 is: 47,668,805.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,447,907.70 : 56,171,861.55 = 31,779,203.70 : x
  2. Step 2: Convert to fraction form
    37,447,907.70/56,171,861.55 = 31,779,203.70/x
  3. Step 3: Cross multiply
    37,447,907.70x = 56,171,861.55 × 31,779,203.70
  4. Step 4: Simplify right side
    37,447,907.70x = 1,785,097,030,405,647.50
  5. Step 5: Solve for x
    x = 1,785,097,030,405,647.50/37,447,907.70
  6. Step 6: Final answer
    x = 47,668,805.55

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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.