Home / 7,760,780.99-10,710,120.59-4,453,680.23

Finding the Fourth Proportional to 7,760,780.99, 10,710,120.59 and 4,453,680.23

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Solution

The fourth proportional to 7,760,780.99, 10,710,120.59 and 4,453,680.23 is: 6,146,218.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760,780.99 : 10,710,120.59 = 4,453,680.23 : x
  2. Step 2: Convert to fraction form
    7,760,780.99/10,710,120.59 = 4,453,680.23/x
  3. Step 3: Cross multiply
    7,760,780.99x = 10,710,120.59 × 4,453,680.23
  4. Step 4: Simplify right side
    7,760,780.99x = 47,699,452,331,242.65
  5. Step 5: Solve for x
    x = 47,699,452,331,242.65/7,760,780.99
  6. Step 6: Final answer
    x = 6,146,218.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.