Home / 15,503,409.60-23,255,114.40-10,879,872.90

Finding the Fourth Proportional to 15,503,409.60, 23,255,114.40 and 10,879,872.90

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Solution

The fourth proportional to 15,503,409.60, 23,255,114.40 and 10,879,872.90 is: 16,319,809.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,503,409.60 : 23,255,114.40 = 10,879,872.90 : x
  2. Step 2: Convert to fraction form
    15,503,409.60/23,255,114.40 = 10,879,872.90/x
  3. Step 3: Cross multiply
    15,503,409.60x = 23,255,114.40 × 10,879,872.90
  4. Step 4: Simplify right side
    15,503,409.60x = 253,012,688,946,959.75
  5. Step 5: Solve for x
    x = 253,012,688,946,959.75/15,503,409.60
  6. Step 6: Final answer
    x = 16,319,809.35

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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.