Home / 15,763,937.20-23,645,905.80-8,572,692.40

Finding the Fourth Proportional to 15,763,937.20, 23,645,905.80 and 8,572,692.40

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Solution

The fourth proportional to 15,763,937.20, 23,645,905.80 and 8,572,692.40 is: 12,859,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,763,937.20 : 23,645,905.80 = 8,572,692.40 : x
  2. Step 2: Convert to fraction form
    15,763,937.20/23,645,905.80 = 8,572,692.40/x
  3. Step 3: Cross multiply
    15,763,937.20x = 23,645,905.80 × 8,572,692.40
  4. Step 4: Simplify right side
    15,763,937.20x = 202,709,076,942,775.94
  5. Step 5: Solve for x
    x = 202,709,076,942,775.94/15,763,937.20
  6. Step 6: Final answer
    x = 12,859,038.60

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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.