Home / 9,385,903.80-14,078,855.70-7,260,139.80

Finding the Fourth Proportional to 9,385,903.80, 14,078,855.70 and 7,260,139.80

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Solution

The fourth proportional to 9,385,903.80, 14,078,855.70 and 7,260,139.80 is: 10,890,209.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385,903.80 : 14,078,855.70 = 7,260,139.80 : x
  2. Step 2: Convert to fraction form
    9,385,903.80/14,078,855.70 = 7,260,139.80/x
  3. Step 3: Cross multiply
    9,385,903.80x = 14,078,855.70 × 7,260,139.80
  4. Step 4: Simplify right side
    9,385,903.80x = 102,214,460,606,026.86
  5. Step 5: Solve for x
    x = 102,214,460,606,026.86/9,385,903.80
  6. Step 6: Final answer
    x = 10,890,209.70

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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.