Home / 28,401,835.60-42,608,974.20-14,031,787.60

Finding the Fourth Proportional to 28,401,835.60, 42,608,974.20 and 14,031,787.60

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Solution

The fourth proportional to 28,401,835.60, 42,608,974.20 and 14,031,787.60 is: 21,050,754.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,401,835.60 : 42,608,974.20 = 14,031,787.60 : x
  2. Step 2: Convert to fraction form
    28,401,835.60/42,608,974.20 = 14,031,787.60/x
  3. Step 3: Cross multiply
    28,401,835.60x = 42,608,974.20 × 14,031,787.60
  4. Step 4: Simplify right side
    28,401,835.60x = 597,880,075,828,280
  5. Step 5: Solve for x
    x = 597,880,075,828,280/28,401,835.60
  6. Step 6: Final answer
    x = 21,050,754.76

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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.