Home / 14,807,903.80-22,195,266.90-8,421,215.80

Finding the Fourth Proportional to 14,807,903.80, 22,195,266.90 and 8,421,215.80

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Solution

The fourth proportional to 14,807,903.80, 22,195,266.90 and 8,421,215.80 is: 12,622,389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,807,903.80 : 22,195,266.90 = 8,421,215.80 : x
  2. Step 2: Convert to fraction form
    14,807,903.80/22,195,266.90 = 8,421,215.80/x
  3. Step 3: Cross multiply
    14,807,903.80x = 22,195,266.90 × 8,421,215.80
  4. Step 4: Simplify right side
    14,807,903.80x = 186,911,132,303,497.03
  5. Step 5: Solve for x
    x = 186,911,132,303,497.03/14,807,903.80
  6. Step 6: Final answer
    x = 12,622,389.69

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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.