Home / 8,178,038.48-11,285,770.29-4,507,089.32

Finding the Fourth Proportional to 8,178,038.48, 11,285,770.29 and 4,507,089.32

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Solution

The fourth proportional to 8,178,038.48, 11,285,770.29 and 4,507,089.32 is: 6,219,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,038.48 : 11,285,770.29 = 4,507,089.32 : x
  2. Step 2: Convert to fraction form
    8,178,038.48/11,285,770.29 = 4,507,089.32/x
  3. Step 3: Cross multiply
    8,178,038.48x = 11,285,770.29 × 4,507,089.32
  4. Step 4: Simplify right side
    8,178,038.48x = 50,865,974,742,032.30
  5. Step 5: Solve for x
    x = 50,865,974,742,032.30/8,178,038.48
  6. Step 6: Final answer
    x = 6,219,825.80

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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.