Home / 39,289,871.40-58,961,379.20-22,018,038.90

Finding the Fourth Proportional to 39,289,871.40, 58,961,379.20 and 22,018,038.90

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Solution

The fourth proportional to 39,289,871.40, 58,961,379.20 and 22,018,038.90 is: 33,041,949.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,289,871.40 : 58,961,379.20 = 22,018,038.90 : x
  2. Step 2: Convert to fraction form
    39,289,871.40/58,961,379.20 = 22,018,038.90/x
  3. Step 3: Cross multiply
    39,289,871.40x = 58,961,379.20 × 22,018,038.90
  4. Step 4: Simplify right side
    39,289,871.40x = 1,298,213,940,713,160.50
  5. Step 5: Solve for x
    x = 1,298,213,940,713,160.50/39,289,871.40
  6. Step 6: Final answer
    x = 33,041,949.35

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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.