Home / 35,312,821.20-52,970,981.40-18,306,709.20

Finding the Fourth Proportional to 35,312,821.20, 52,970,981.40 and 18,306,709.20

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Solution

The fourth proportional to 35,312,821.20, 52,970,981.40 and 18,306,709.20 is: 27,460,970.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,312,821.20 : 52,970,981.40 = 18,306,709.20 : x
  2. Step 2: Convert to fraction form
    35,312,821.20/52,970,981.40 = 18,306,709.20/x
  3. Step 3: Cross multiply
    35,312,821.20x = 52,970,981.40 × 18,306,709.20
  4. Step 4: Simplify right side
    35,312,821.20x = 969,724,352,528,408.88
  5. Step 5: Solve for x
    x = 969,724,352,528,408.88/35,312,821.20
  6. Step 6: Final answer
    x = 27,460,970.82

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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.