Home / 35,470,947.79-53,180,885.85-21,795,839.47

Finding the Fourth Proportional to 35,470,947.79, 53,180,885.85 and 21,795,839.47

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Solution

The fourth proportional to 35,470,947.79, 53,180,885.85 and 21,795,839.47 is: 32,678,068.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,470,947.79 : 53,180,885.85 = 21,795,839.47 : x
  2. Step 2: Convert to fraction form
    35,470,947.79/53,180,885.85 = 21,795,839.47/x
  3. Step 3: Cross multiply
    35,470,947.79x = 53,180,885.85 × 21,795,839.47
  4. Step 4: Simplify right side
    35,470,947.79x = 1,159,122,050,843,736.25
  5. Step 5: Solve for x
    x = 1,159,122,050,843,736.25/35,470,947.79
  6. Step 6: Final answer
    x = 32,678,068.19

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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.