Home / 6,430,903.10-8,874,320.37-3,817,518.89

Finding the Fourth Proportional to 6,430,903.10, 8,874,320.37 and 3,817,518.89

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Solution

The fourth proportional to 6,430,903.10, 8,874,320.37 and 3,817,518.89 is: 5,267,982.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430,903.10 : 8,874,320.37 = 3,817,518.89 : x
  2. Step 2: Convert to fraction form
    6,430,903.10/8,874,320.37 = 3,817,518.89/x
  3. Step 3: Cross multiply
    6,430,903.10x = 8,874,320.37 × 3,817,518.89
  4. Step 4: Simplify right side
    6,430,903.10x = 33,877,885,648,386.79
  5. Step 5: Solve for x
    x = 33,877,885,648,386.79/6,430,903.10
  6. Step 6: Final answer
    x = 5,267,982.60

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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.