Home / 4,818,349.19-7,213,323.76-4,220,478.07

Finding the Fourth Proportional to 4,818,349.19, 7,213,323.76 and 4,220,478.07

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Solution

The fourth proportional to 4,818,349.19, 7,213,323.76 and 4,220,478.07 is: 6,318,279.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818,349.19 : 7,213,323.76 = 4,220,478.07 : x
  2. Step 2: Convert to fraction form
    4,818,349.19/7,213,323.76 = 4,220,478.07/x
  3. Step 3: Cross multiply
    4,818,349.19x = 7,213,323.76 × 4,220,478.07
  4. Step 4: Simplify right side
    4,818,349.19x = 30,443,674,712,305.44
  5. Step 5: Solve for x
    x = 30,443,674,712,305.44/4,818,349.19
  6. Step 6: Final answer
    x = 6,318,279.04

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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.