Home / 14,036,675.40-21,013,022.70-12,357,059.40

Finding the Fourth Proportional to 14,036,675.40, 21,013,022.70 and 12,357,059.40

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Solution

The fourth proportional to 14,036,675.40, 21,013,022.70 and 12,357,059.40 is: 18,498,623.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036,675.40 : 21,013,022.70 = 12,357,059.40 : x
  2. Step 2: Convert to fraction form
    14,036,675.40/21,013,022.70 = 12,357,059.40/x
  3. Step 3: Cross multiply
    14,036,675.40x = 21,013,022.70 × 12,357,059.40
  4. Step 4: Simplify right side
    14,036,675.40x = 259,659,169,677,448.38
  5. Step 5: Solve for x
    x = 259,659,169,677,448.38/14,036,675.40
  6. Step 6: Final answer
    x = 18,498,623.23

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1.5x scale

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.