Home / 9,300,527.30-12,834,000.84-5,170,307.12

Finding the Fourth Proportional to 9,300,527.30, 12,834,000.84 and 5,170,307.12

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Solution

The fourth proportional to 9,300,527.30, 12,834,000.84 and 5,170,307.12 is: 7,134,619.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,300,527.30 : 12,834,000.84 = 5,170,307.12 : x
  2. Step 2: Convert to fraction form
    9,300,527.30/12,834,000.84 = 5,170,307.12/x
  3. Step 3: Cross multiply
    9,300,527.30x = 12,834,000.84 × 5,170,307.12
  4. Step 4: Simplify right side
    9,300,527.30x = 66,355,725,921,137.98
  5. Step 5: Solve for x
    x = 66,355,725,921,137.98/9,300,527.30
  6. Step 6: Final answer
    x = 7,134,619.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.