Home / 5,459,783.40-8,189,675.10-5,353,495.20

Finding the Fourth Proportional to 5,459,783.40, 8,189,675.10 and 5,353,495.20

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Solution

The fourth proportional to 5,459,783.40, 8,189,675.10 and 5,353,495.20 is: 8,030,242.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459,783.40 : 8,189,675.10 = 5,353,495.20 : x
  2. Step 2: Convert to fraction form
    5,459,783.40/8,189,675.10 = 5,353,495.20/x
  3. Step 3: Cross multiply
    5,459,783.40x = 8,189,675.10 × 5,353,495.20
  4. Step 4: Simplify right side
    5,459,783.40x = 43,843,386,337,409.52
  5. Step 5: Solve for x
    x = 43,843,386,337,409.52/5,459,783.40
  6. Step 6: Final answer
    x = 8,030,242.80

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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.