Home / 8,173,639.90-12,239,464.65-6,480,027.10

Finding the Fourth Proportional to 8,173,639.90, 12,239,464.65 and 6,480,027.10

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Solution

The fourth proportional to 8,173,639.90, 12,239,464.65 and 6,480,027.10 is: 9,703,395.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173,639.90 : 12,239,464.65 = 6,480,027.10 : x
  2. Step 2: Convert to fraction form
    8,173,639.90/12,239,464.65 = 6,480,027.10/x
  3. Step 3: Cross multiply
    8,173,639.90x = 12,239,464.65 × 6,480,027.10
  4. Step 4: Simplify right side
    8,173,639.90x = 79,312,062,621,492.02
  5. Step 5: Solve for x
    x = 79,312,062,621,492.02/8,173,639.90
  6. Step 6: Final answer
    x = 9,703,395.74

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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.