Home / 7,666,381.17-10,579,420.67-4,228,548.39

Finding the Fourth Proportional to 7,666,381.17, 10,579,420.67 and 4,228,548.39

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Solution

The fourth proportional to 7,666,381.17, 10,579,420.67 and 4,228,548.39 is: 5,835,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,381.17 : 10,579,420.67 = 4,228,548.39 : x
  2. Step 2: Convert to fraction form
    7,666,381.17/10,579,420.67 = 4,228,548.39/x
  3. Step 3: Cross multiply
    7,666,381.17x = 10,579,420.67 × 4,228,548.39
  4. Step 4: Simplify right side
    7,666,381.17x = 44,735,592,220,118.47
  5. Step 5: Solve for x
    x = 44,735,592,220,118.47/7,666,381.17
  6. Step 6: Final answer
    x = 5,835,294.54

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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.