Home / 15,761,038.70-23,641,558.05-8,586,585.20

Finding the Fourth Proportional to 15,761,038.70, 23,641,558.05 and 8,586,585.20

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Solution

The fourth proportional to 15,761,038.70, 23,641,558.05 and 8,586,585.20 is: 12,879,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,761,038.70 : 23,641,558.05 = 8,586,585.20 : x
  2. Step 2: Convert to fraction form
    15,761,038.70/23,641,558.05 = 8,586,585.20/x
  3. Step 3: Cross multiply
    15,761,038.70x = 23,641,558.05 × 8,586,585.20
  4. Step 4: Simplify right side
    15,761,038.70x = 203,000,252,457,070.84
  5. Step 5: Solve for x
    x = 203,000,252,457,070.84/15,761,038.70
  6. Step 6: Final answer
    x = 12,879,877.80

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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.