Home / 8,301,139.68-12,455,492.91-4,260,465.03

Finding the Fourth Proportional to 8,301,139.68, 12,455,492.91 and 4,260,465.03

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Solution

The fourth proportional to 8,301,139.68, 12,455,492.91 and 4,260,465.03 is: 6,392,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,139.68 : 12,455,492.91 = 4,260,465.03 : x
  2. Step 2: Convert to fraction form
    8,301,139.68/12,455,492.91 = 4,260,465.03/x
  3. Step 3: Cross multiply
    8,301,139.68x = 12,455,492.91 × 4,260,465.03
  4. Step 4: Simplify right side
    8,301,139.68x = 53,066,191,974,467.94
  5. Step 5: Solve for x
    x = 53,066,191,974,467.94/8,301,139.68
  6. Step 6: Final answer
    x = 6,392,639.33

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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.