Home / 6,520,070.80-9,789,437.40-3,685,718.80

Finding the Fourth Proportional to 6,520,070.80, 9,789,437.40 and 3,685,718.80

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Solution

The fourth proportional to 6,520,070.80, 9,789,437.40 and 3,685,718.80 is: 5,533,853.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,070.80 : 9,789,437.40 = 3,685,718.80 : x
  2. Step 2: Convert to fraction form
    6,520,070.80/9,789,437.40 = 3,685,718.80/x
  3. Step 3: Cross multiply
    6,520,070.80x = 9,789,437.40 × 3,685,718.80
  4. Step 4: Simplify right side
    6,520,070.80x = 36,081,113,466,603.12
  5. Step 5: Solve for x
    x = 36,081,113,466,603.12/6,520,070.80
  6. Step 6: Final answer
    x = 5,533,853.02

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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.