Home / 30,622,562.70-45,938,218.05-9,054,368.70

Finding the Fourth Proportional to 30,622,562.70, 45,938,218.05 and 9,054,368.70

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Solution

The fourth proportional to 30,622,562.70, 45,938,218.05 and 9,054,368.70 is: 13,582,846.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,622,562.70 : 45,938,218.05 = 9,054,368.70 : x
  2. Step 2: Convert to fraction form
    30,622,562.70/45,938,218.05 = 9,054,368.70/x
  3. Step 3: Cross multiply
    30,622,562.70x = 45,938,218.05 × 9,054,368.70
  4. Step 4: Simplify right side
    30,622,562.70x = 415,941,563,645,695
  5. Step 5: Solve for x
    x = 415,941,563,645,695/30,622,562.70
  6. Step 6: Final answer
    x = 13,582,846.34

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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.