Home / 14,637,451.31-20,199,628.40-8,111,075.60

Finding the Fourth Proportional to 14,637,451.31, 20,199,628.40 and 8,111,075.60

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Solution

The fourth proportional to 14,637,451.31, 20,199,628.40 and 8,111,075.60 is: 11,193,254.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637,451.31 : 20,199,628.40 = 8,111,075.60 : x
  2. Step 2: Convert to fraction form
    14,637,451.31/20,199,628.40 = 8,111,075.60/x
  3. Step 3: Cross multiply
    14,637,451.31x = 20,199,628.40 × 8,111,075.60
  4. Step 4: Simplify right side
    14,637,451.31x = 163,840,713,065,872.41
  5. Step 5: Solve for x
    x = 163,840,713,065,872.41/14,637,451.31
  6. Step 6: Final answer
    x = 11,193,254.18

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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.