Home / 6,638,000.40-9,955,688.40-3,226,280.40

Finding the Fourth Proportional to 6,638,000.40, 9,955,688.40 and 3,226,280.40

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Solution

The fourth proportional to 6,638,000.40, 9,955,688.40 and 3,226,280.40 is: 4,838,782.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,638,000.40 : 9,955,688.40 = 3,226,280.40 : x
  2. Step 2: Convert to fraction form
    6,638,000.40/9,955,688.40 = 3,226,280.40/x
  3. Step 3: Cross multiply
    6,638,000.40x = 9,955,688.40 × 3,226,280.40
  4. Step 4: Simplify right side
    6,638,000.40x = 32,119,842,353,427.36
  5. Step 5: Solve for x
    x = 32,119,842,353,427.36/6,638,000.40
  6. Step 6: Final answer
    x = 4,838,782.83

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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.