Home / 5,338,430.22-8,020,420.12-3,423,094.01

Finding the Fourth Proportional to 5,338,430.22, 8,020,420.12 and 3,423,094.01

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Solution

The fourth proportional to 5,338,430.22, 8,020,420.12 and 3,423,094.01 is: 5,142,832.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,430.22 : 8,020,420.12 = 3,423,094.01 : x
  2. Step 2: Convert to fraction form
    5,338,430.22/8,020,420.12 = 3,423,094.01/x
  3. Step 3: Cross multiply
    5,338,430.22x = 8,020,420.12 × 3,423,094.01
  4. Step 4: Simplify right side
    5,338,430.22x = 27,454,652,013,237.91
  5. Step 5: Solve for x
    x = 27,454,652,013,237.91/5,338,430.22
  6. Step 6: Final answer
    x = 5,142,832.42

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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.