Home / 29,446,950.63-40,638,952.46-21,075,106.43

Finding the Fourth Proportional to 29,446,950.63, 40,638,952.46 and 21,075,106.43

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Solution

The fourth proportional to 29,446,950.63, 40,638,952.46 and 21,075,106.43 is: 29,085,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,446,950.63 : 40,638,952.46 = 21,075,106.43 : x
  2. Step 2: Convert to fraction form
    29,446,950.63/40,638,952.46 = 21,075,106.43/x
  3. Step 3: Cross multiply
    29,446,950.63x = 40,638,952.46 × 21,075,106.43
  4. Step 4: Simplify right side
    29,446,950.63x = 856,470,248,452,495.50
  5. Step 5: Solve for x
    x = 856,470,248,452,495.50/29,446,950.63
  6. Step 6: Final answer
    x = 29,085,193.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.