Home / 19,254,006.45-28,880,787.20-4,681,008.50

Finding the Fourth Proportional to 19,254,006.45, 28,880,787.20 and 4,681,008.50

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Solution

The fourth proportional to 19,254,006.45, 28,880,787.20 and 4,681,008.50 is: 7,021,458.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254,006.45 : 28,880,787.20 = 4,681,008.50 : x
  2. Step 2: Convert to fraction form
    19,254,006.45/28,880,787.20 = 4,681,008.50/x
  3. Step 3: Cross multiply
    19,254,006.45x = 28,880,787.20 × 4,681,008.50
  4. Step 4: Simplify right side
    19,254,006.45x = 135,191,210,202,082.22
  5. Step 5: Solve for x
    x = 135,191,210,202,082.22/19,254,006.45
  6. Step 6: Final answer
    x = 7,021,458.65

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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.