Home / 14,041,813.40-21,020,729.70-8,359,112.60

Finding the Fourth Proportional to 14,041,813.40, 21,020,729.70 and 8,359,112.60

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Solution

The fourth proportional to 14,041,813.40, 21,020,729.70 and 8,359,112.60 is: 12,513,671.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041,813.40 : 21,020,729.70 = 8,359,112.60 : x
  2. Step 2: Convert to fraction form
    14,041,813.40/21,020,729.70 = 8,359,112.60/x
  3. Step 3: Cross multiply
    14,041,813.40x = 21,020,729.70 × 8,359,112.60
  4. Step 4: Simplify right side
    14,041,813.40x = 175,714,646,496,464.22
  5. Step 5: Solve for x
    x = 175,714,646,496,464.22/14,041,813.40
  6. Step 6: Final answer
    x = 12,513,671.95

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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.