Home / 7,760,782.17-10,710,122.23-4,453,681.42

Finding the Fourth Proportional to 7,760,782.17, 10,710,122.23 and 4,453,681.42

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Solution

The fourth proportional to 7,760,782.17, 10,710,122.23 and 4,453,681.42 is: 6,146,219.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760,782.17 : 10,710,122.23 = 4,453,681.42 : x
  2. Step 2: Convert to fraction form
    7,760,782.17/10,710,122.23 = 4,453,681.42/x
  3. Step 3: Cross multiply
    7,760,782.17x = 10,710,122.23 × 4,453,681.42
  4. Step 4: Simplify right side
    7,760,782.17x = 47,699,472,381,679.97
  5. Step 5: Solve for x
    x = 47,699,472,381,679.97/7,760,782.17
  6. Step 6: Final answer
    x = 6,146,219.72

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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.