Home / 19,118,485.56-28,677,702.24-8,877,745.50

Finding the Fourth Proportional to 19,118,485.56, 28,677,702.24 and 8,877,745.50

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Solution

The fourth proportional to 19,118,485.56, 28,677,702.24 and 8,877,745.50 is: 13,316,606.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,118,485.56 : 28,677,702.24 = 8,877,745.50 : x
  2. Step 2: Convert to fraction form
    19,118,485.56/28,677,702.24 = 8,877,745.50/x
  3. Step 3: Cross multiply
    19,118,485.56x = 28,677,702.24 × 8,877,745.50
  4. Step 4: Simplify right side
    19,118,485.56x = 254,593,342,011,499.91
  5. Step 5: Solve for x
    x = 254,593,342,011,499.91/19,118,485.56
  6. Step 6: Final answer
    x = 13,316,606.13

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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.