Home / 45,197,822.32-67,805,459.61-19,289,745.52

Finding the Fourth Proportional to 45,197,822.32, 67,805,459.61 and 19,289,745.52

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Solution

The fourth proportional to 45,197,822.32, 67,805,459.61 and 19,289,745.52 is: 28,938,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,197,822.32 : 67,805,459.61 = 19,289,745.52 : x
  2. Step 2: Convert to fraction form
    45,197,822.32/67,805,459.61 = 19,289,745.52/x
  3. Step 3: Cross multiply
    45,197,822.32x = 67,805,459.61 × 19,289,745.52
  4. Step 4: Simplify right side
    45,197,822.32x = 1,307,950,060,501,688.25
  5. Step 5: Solve for x
    x = 1,307,950,060,501,688.25/45,197,822.32
  6. Step 6: Final answer
    x = 28,938,342.46

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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.