Home / 23,189,473.71-34,628,050.97-18,938,075.31

Finding the Fourth Proportional to 23,189,473.71, 34,628,050.97 and 18,938,075.31

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Solution

The fourth proportional to 23,189,473.71, 34,628,050.97 and 18,938,075.31 is: 28,279,582.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189,473.71 : 34,628,050.97 = 18,938,075.31 : x
  2. Step 2: Convert to fraction form
    23,189,473.71/34,628,050.97 = 18,938,075.31/x
  3. Step 3: Cross multiply
    23,189,473.71x = 34,628,050.97 × 18,938,075.31
  4. Step 4: Simplify right side
    23,189,473.71x = 655,788,637,108,378.50
  5. Step 5: Solve for x
    x = 655,788,637,108,378.50/23,189,473.71
  6. Step 6: Final answer
    x = 28,279,582.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.