Home / 28,979,985.52-43,477,818.27-9,810,744.22

Finding the Fourth Proportional to 28,979,985.52, 43,477,818.27 and 9,810,744.22

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Solution

The fourth proportional to 28,979,985.52, 43,477,818.27 and 9,810,744.22 is: 14,718,770.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,979,985.52 : 43,477,818.27 = 9,810,744.22 : x
  2. Step 2: Convert to fraction form
    28,979,985.52/43,477,818.27 = 9,810,744.22/x
  3. Step 3: Cross multiply
    28,979,985.52x = 43,477,818.27 × 9,810,744.22
  4. Step 4: Simplify right side
    28,979,985.52x = 426,549,754,290,612.94
  5. Step 5: Solve for x
    x = 426,549,754,290,612.94/28,979,985.52
  6. Step 6: Final answer
    x = 14,718,770.44

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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.