Home / 11,555,352-15,946,189.38-6,398,602.74

Finding the Fourth Proportional to 11,555,352, 15,946,189.38 and 6,398,602.74

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Solution

The fourth proportional to 11,555,352, 15,946,189.38 and 6,398,602.74 is: 8,829,963.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,352 : 15,946,189.38 = 6,398,602.74 : x
  2. Step 2: Convert to fraction form
    11,555,352/15,946,189.38 = 6,398,602.74/x
  3. Step 3: Cross multiply
    11,555,352x = 15,946,189.38 × 6,398,602.74
  4. Step 4: Simplify right side
    11,555,352x = 102,033,331,059,426.91
  5. Step 5: Solve for x
    x = 102,033,331,059,426.91/11,555,352
  6. Step 6: Final answer
    x = 8,829,963.04

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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.