Home / 10,366,586.80-15,549,880.20-4,974,319.60

Finding the Fourth Proportional to 10,366,586.80, 15,549,880.20 and 4,974,319.60

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Solution

The fourth proportional to 10,366,586.80, 15,549,880.20 and 4,974,319.60 is: 7,461,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,586.80 : 15,549,880.20 = 4,974,319.60 : x
  2. Step 2: Convert to fraction form
    10,366,586.80/15,549,880.20 = 4,974,319.60/x
  3. Step 3: Cross multiply
    10,366,586.80x = 15,549,880.20 × 4,974,319.60
  4. Step 4: Simplify right side
    10,366,586.80x = 77,350,073,856,511.91
  5. Step 5: Solve for x
    x = 77,350,073,856,511.91/10,366,586.80
  6. Step 6: Final answer
    x = 7,461,479.40

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1.5x scale

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.