Home / 8,217,332.80-12,315,903.52-4,615,528.48

Finding the Fourth Proportional to 8,217,332.80, 12,315,903.52 and 4,615,528.48

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Solution

The fourth proportional to 8,217,332.80, 12,315,903.52 and 4,615,528.48 is: 6,917,622.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217,332.80 : 12,315,903.52 = 4,615,528.48 : x
  2. Step 2: Convert to fraction form
    8,217,332.80/12,315,903.52 = 4,615,528.48/x
  3. Step 3: Cross multiply
    8,217,332.80x = 12,315,903.52 × 4,615,528.48
  4. Step 4: Simplify right side
    8,217,332.80x = 56,844,403,453,492.25
  5. Step 5: Solve for x
    x = 56,844,403,453,492.25/8,217,332.80
  6. Step 6: Final answer
    x = 6,917,622.16

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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.