Home / 19,254,028.08-28,880,819.64-4,681,030.12

Finding the Fourth Proportional to 19,254,028.08, 28,880,819.64 and 4,681,030.12

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Solution

The fourth proportional to 19,254,028.08, 28,880,819.64 and 4,681,030.12 is: 7,021,491.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254,028.08 : 28,880,819.64 = 4,681,030.12 : x
  2. Step 2: Convert to fraction form
    19,254,028.08/28,880,819.64 = 4,681,030.12/x
  3. Step 3: Cross multiply
    19,254,028.08x = 28,880,819.64 × 4,681,030.12
  4. Step 4: Simplify right side
    19,254,028.08x = 135,191,986,625,127.56
  5. Step 5: Solve for x
    x = 135,191,986,625,127.56/19,254,028.08
  6. Step 6: Final answer
    x = 7,021,491.09

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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.