Home / 57,774,576.08-86,634,319.80-21,381,329.36

Finding the Fourth Proportional to 57,774,576.08, 86,634,319.80 and 21,381,329.36

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Solution

The fourth proportional to 57,774,576.08, 86,634,319.80 and 21,381,329.36 is: 32,061,800.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,774,576.08 : 86,634,319.80 = 21,381,329.36 : x
  2. Step 2: Convert to fraction form
    57,774,576.08/86,634,319.80 = 21,381,329.36/x
  3. Step 3: Cross multiply
    57,774,576.08x = 86,634,319.80 × 21,381,329.36
  4. Step 4: Simplify right side
    57,774,576.08x = 1,852,356,925,523,369.25
  5. Step 5: Solve for x
    x = 1,852,356,925,523,369.25/57,774,576.08
  6. Step 6: Final answer
    x = 32,061,800.38

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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.