Home / 28,288,621.20-42,369,946.20-24,509,485.20

Finding the Fourth Proportional to 28,288,621.20, 42,369,946.20 and 24,509,485.20

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Solution

The fourth proportional to 28,288,621.20, 42,369,946.20 and 24,509,485.20 is: 36,709,656.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,288,621.20 : 42,369,946.20 = 24,509,485.20 : x
  2. Step 2: Convert to fraction form
    28,288,621.20/42,369,946.20 = 24,509,485.20/x
  3. Step 3: Cross multiply
    28,288,621.20x = 42,369,946.20 × 24,509,485.20
  4. Step 4: Simplify right side
    28,288,621.20x = 1,038,465,569,313,696.25
  5. Step 5: Solve for x
    x = 1,038,465,569,313,696.25/28,288,621.20
  6. Step 6: Final answer
    x = 36,709,656.58

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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.