Home / 25,285,026.30-34,880,482.72-15,359,275.54

Finding the Fourth Proportional to 25,285,026.30, 34,880,482.72 and 15,359,275.54

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Solution

The fourth proportional to 25,285,026.30, 34,880,482.72 and 15,359,275.54 is: 21,187,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285,026.30 : 34,880,482.72 = 15,359,275.54 : x
  2. Step 2: Convert to fraction form
    25,285,026.30/34,880,482.72 = 15,359,275.54/x
  3. Step 3: Cross multiply
    25,285,026.30x = 34,880,482.72 × 15,359,275.54
  4. Step 4: Simplify right side
    25,285,026.30x = 535,738,945,064,688.62
  5. Step 5: Solve for x
    x = 535,738,945,064,688.62/25,285,026.30
  6. Step 6: Final answer
    x = 21,187,992.40

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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.