Home / 76,977,056.08-115,503,521.28-36,039,267.28

Finding the Fourth Proportional to 76,977,056.08, 115,503,521.28 and 36,039,267.28

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Solution

The fourth proportional to 76,977,056.08, 115,503,521.28 and 36,039,267.28 is: 54,076,662.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,977,056.08 : 115,503,521.28 = 36,039,267.28 : x
  2. Step 2: Convert to fraction form
    76,977,056.08/115,503,521.28 = 36,039,267.28/x
  3. Step 3: Cross multiply
    76,977,056.08x = 115,503,521.28 × 36,039,267.28
  4. Step 4: Simplify right side
    76,977,056.08x = 4,162,662,275,191,088
  5. Step 5: Solve for x
    x = 4,162,662,275,191,088/76,977,056.08
  6. Step 6: Final answer
    x = 54,076,662.41

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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.