Home / 25,420,815.72-38,118,824.10-9,020,547

Finding the Fourth Proportional to 25,420,815.72, 38,118,824.10 and 9,020,547

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Solution

The fourth proportional to 25,420,815.72, 38,118,824.10 and 9,020,547 is: 13,526,420.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,420,815.72 : 38,118,824.10 = 9,020,547 : x
  2. Step 2: Convert to fraction form
    25,420,815.72/38,118,824.10 = 9,020,547/x
  3. Step 3: Cross multiply
    25,420,815.72x = 38,118,824.10 × 9,020,547
  4. Step 4: Simplify right side
    25,420,815.72x = 343,852,644,378,782.69
  5. Step 5: Solve for x
    x = 343,852,644,378,782.69/25,420,815.72
  6. Step 6: Final answer
    x = 13,526,420.56

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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.