Home / 14,038,525.80-21,022,359.30-9,220,127.40

Finding the Fourth Proportional to 14,038,525.80, 21,022,359.30 and 9,220,127.40

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Solution

The fourth proportional to 14,038,525.80, 21,022,359.30 and 9,220,127.40 is: 13,806,922.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038,525.80 : 21,022,359.30 = 9,220,127.40 : x
  2. Step 2: Convert to fraction form
    14,038,525.80/21,022,359.30 = 9,220,127.40/x
  3. Step 3: Cross multiply
    14,038,525.80x = 21,022,359.30 × 9,220,127.40
  4. Step 4: Simplify right side
    14,038,525.80x = 193,828,830,994,574.84
  5. Step 5: Solve for x
    x = 193,828,830,994,574.84/14,038,525.80
  6. Step 6: Final answer
    x = 13,806,922.02

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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.