Home / 7,689,402.12-10,610,951.04-4,251,416.40

Finding the Fourth Proportional to 7,689,402.12, 10,610,951.04 and 4,251,416.40

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Solution

The fourth proportional to 7,689,402.12, 10,610,951.04 and 4,251,416.40 is: 5,866,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,689,402.12 : 10,610,951.04 = 4,251,416.40 : x
  2. Step 2: Convert to fraction form
    7,689,402.12/10,610,951.04 = 4,251,416.40/x
  3. Step 3: Cross multiply
    7,689,402.12x = 10,610,951.04 × 4,251,416.40
  4. Step 4: Simplify right side
    7,689,402.12x = 45,111,571,271,053.05
  5. Step 5: Solve for x
    x = 45,111,571,271,053.05/7,689,402.12
  6. Step 6: Final answer
    x = 5,866,720.27

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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.