Home / 15,555,918.72-23,300,285.76-15,175,205.76

Finding the Fourth Proportional to 15,555,918.72, 23,300,285.76 and 15,175,205.76

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Solution

The fourth proportional to 15,555,918.72, 23,300,285.76 and 15,175,205.76 is: 22,730,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,555,918.72 : 23,300,285.76 = 15,175,205.76 : x
  2. Step 2: Convert to fraction form
    15,555,918.72/23,300,285.76 = 15,175,205.76/x
  3. Step 3: Cross multiply
    15,555,918.72x = 23,300,285.76 × 15,175,205.76
  4. Step 4: Simplify right side
    15,555,918.72x = 353,586,630,674,798
  5. Step 5: Solve for x
    x = 353,586,630,674,798/15,555,918.72
  6. Step 6: Final answer
    x = 22,730,038.45

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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.