Home / 52,002,674.40-78,013,342.80-21,713,599.20

Finding the Fourth Proportional to 52,002,674.40, 78,013,342.80 and 21,713,599.20

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Solution

The fourth proportional to 52,002,674.40, 78,013,342.80 and 21,713,599.20 is: 32,574,295.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,674.40 : 78,013,342.80 = 21,713,599.20 : x
  2. Step 2: Convert to fraction form
    52,002,674.40/78,013,342.80 = 21,713,599.20/x
  3. Step 3: Cross multiply
    52,002,674.40x = 78,013,342.80 × 21,713,599.20
  4. Step 4: Simplify right side
    52,002,674.40x = 1,693,950,457,811,405.75
  5. Step 5: Solve for x
    x = 1,693,950,457,811,405.75/52,002,674.40
  6. Step 6: Final answer
    x = 32,574,295.02

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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.