Home / 8,280,085.43-11,426,432.72-4,558,798.68

Finding the Fourth Proportional to 8,280,085.43, 11,426,432.72 and 4,558,798.68

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Solution

The fourth proportional to 8,280,085.43, 11,426,432.72 and 4,558,798.68 is: 6,291,095.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,280,085.43 : 11,426,432.72 = 4,558,798.68 : x
  2. Step 2: Convert to fraction form
    8,280,085.43/11,426,432.72 = 4,558,798.68/x
  3. Step 3: Cross multiply
    8,280,085.43x = 11,426,432.72 × 4,558,798.68
  4. Step 4: Simplify right side
    8,280,085.43x = 52,090,806,378,250.81
  5. Step 5: Solve for x
    x = 52,090,806,378,250.81/8,280,085.43
  6. Step 6: Final answer
    x = 6,291,095.29

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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.