Home / 13,435,054-18,539,447.76-7,555,566.88

Finding the Fourth Proportional to 13,435,054, 18,539,447.76 and 7,555,566.88

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Solution

The fourth proportional to 13,435,054, 18,539,447.76 and 7,555,566.88 is: 10,426,161.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,435,054 : 18,539,447.76 = 7,555,566.88 : x
  2. Step 2: Convert to fraction form
    13,435,054/18,539,447.76 = 7,555,566.88/x
  3. Step 3: Cross multiply
    13,435,054x = 18,539,447.76 × 7,555,566.88
  4. Step 4: Simplify right side
    13,435,054x = 140,076,037,468,946.20
  5. Step 5: Solve for x
    x = 140,076,037,468,946.20/13,435,054
  6. Step 6: Final answer
    x = 10,426,161.11

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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.