Home / 6,391,684.80-9,587,527.20-4,712,068.80

Finding the Fourth Proportional to 6,391,684.80, 9,587,527.20 and 4,712,068.80

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Solution

The fourth proportional to 6,391,684.80, 9,587,527.20 and 4,712,068.80 is: 7,068,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391,684.80 : 9,587,527.20 = 4,712,068.80 : x
  2. Step 2: Convert to fraction form
    6,391,684.80/9,587,527.20 = 4,712,068.80/x
  3. Step 3: Cross multiply
    6,391,684.80x = 9,587,527.20 × 4,712,068.80
  4. Step 4: Simplify right side
    6,391,684.80x = 45,177,087,788,271.35
  5. Step 5: Solve for x
    x = 45,177,087,788,271.35/6,391,684.80
  6. Step 6: Final answer
    x = 7,068,103.20

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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.