Home / 57,312,401.80-85,968,602.70-36,905,067.40

Finding the Fourth Proportional to 57,312,401.80, 85,968,602.70 and 36,905,067.40

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Solution

The fourth proportional to 57,312,401.80, 85,968,602.70 and 36,905,067.40 is: 55,357,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,312,401.80 : 85,968,602.70 = 36,905,067.40 : x
  2. Step 2: Convert to fraction form
    57,312,401.80/85,968,602.70 = 36,905,067.40/x
  3. Step 3: Cross multiply
    57,312,401.80x = 85,968,602.70 × 36,905,067.40
  4. Step 4: Simplify right side
    57,312,401.80x = 3,172,677,076,927,322
  5. Step 5: Solve for x
    x = 3,172,677,076,927,322/57,312,401.80
  6. Step 6: Final answer
    x = 55,357,601.10

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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.