Home / 5,432,798.20-8,164,943.70-4,739,956.60

Finding the Fourth Proportional to 5,432,798.20, 8,164,943.70 and 4,739,956.60

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Solution

The fourth proportional to 5,432,798.20, 8,164,943.70 and 4,739,956.60 is: 7,123,673.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,798.20 : 8,164,943.70 = 4,739,956.60 : x
  2. Step 2: Convert to fraction form
    5,432,798.20/8,164,943.70 = 4,739,956.60/x
  3. Step 3: Cross multiply
    5,432,798.20x = 8,164,943.70 × 4,739,956.60
  4. Step 4: Simplify right side
    5,432,798.20x = 38,701,478,779,443.41
  5. Step 5: Solve for x
    x = 38,701,478,779,443.41/5,432,798.20
  6. Step 6: Final answer
    x = 7,123,673.17

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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.