Home / 9,362,576.16-12,919,702.50-5,287,407.84

Finding the Fourth Proportional to 9,362,576.16, 12,919,702.50 and 5,287,407.84

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Solution

The fourth proportional to 9,362,576.16, 12,919,702.50 and 5,287,407.84 is: 7,296,254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,362,576.16 : 12,919,702.50 = 5,287,407.84 : x
  2. Step 2: Convert to fraction form
    9,362,576.16/12,919,702.50 = 5,287,407.84/x
  3. Step 3: Cross multiply
    9,362,576.16x = 12,919,702.50 × 5,287,407.84
  4. Step 4: Simplify right side
    9,362,576.16x = 68,311,736,288,967.60
  5. Step 5: Solve for x
    x = 68,311,736,288,967.60/9,362,576.16
  6. Step 6: Final answer
    x = 7,296,254.27

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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.