Home / 37,722,985.20-56,584,477.80-12,164,828.40

Finding the Fourth Proportional to 37,722,985.20, 56,584,477.80 and 12,164,828.40

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Solution

The fourth proportional to 37,722,985.20, 56,584,477.80 and 12,164,828.40 is: 18,247,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,722,985.20 : 56,584,477.80 = 12,164,828.40 : x
  2. Step 2: Convert to fraction form
    37,722,985.20/56,584,477.80 = 12,164,828.40/x
  3. Step 3: Cross multiply
    37,722,985.20x = 56,584,477.80 × 12,164,828.40
  4. Step 4: Simplify right side
    37,722,985.20x = 688,340,462,540,609.50
  5. Step 5: Solve for x
    x = 688,340,462,540,609.50/37,722,985.20
  6. Step 6: Final answer
    x = 18,247,242.60

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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.