Home / 7,038,222-9,712,746.36-3,818,958

Finding the Fourth Proportional to 7,038,222, 9,712,746.36 and 3,818,958

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Solution

The fourth proportional to 7,038,222, 9,712,746.36 and 3,818,958 is: 5,270,162.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038,222 : 9,712,746.36 = 3,818,958 : x
  2. Step 2: Convert to fraction form
    7,038,222/9,712,746.36 = 3,818,958/x
  3. Step 3: Cross multiply
    7,038,222x = 9,712,746.36 × 3,818,958
  4. Step 4: Simplify right side
    7,038,222x = 37,092,570,413,492.88
  5. Step 5: Solve for x
    x = 37,092,570,413,492.88/7,038,222
  6. Step 6: Final answer
    x = 5,270,162.04

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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.