Home / 72,176,053.52-99,593,776.20-41,238,226.64

Finding the Fourth Proportional to 72,176,053.52, 99,593,776.20 and 41,238,226.64

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Solution

The fourth proportional to 72,176,053.52, 99,593,776.20 and 41,238,226.64 is: 56,903,509.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,176,053.52 : 99,593,776.20 = 41,238,226.64 : x
  2. Step 2: Convert to fraction form
    72,176,053.52/99,593,776.20 = 41,238,226.64/x
  3. Step 3: Cross multiply
    72,176,053.52x = 99,593,776.20 × 41,238,226.64
  4. Step 4: Simplify right side
    72,176,053.52x = 4,107,070,714,869,038
  5. Step 5: Solve for x
    x = 4,107,070,714,869,038/72,176,053.52
  6. Step 6: Final answer
    x = 56,903,509.05

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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.