Home / 8,685,202.08-11,985,534.72-4,817,683.20

Finding the Fourth Proportional to 8,685,202.08, 11,985,534.72 and 4,817,683.20

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Solution

The fourth proportional to 8,685,202.08, 11,985,534.72 and 4,817,683.20 is: 6,648,378.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,202.08 : 11,985,534.72 = 4,817,683.20 : x
  2. Step 2: Convert to fraction form
    8,685,202.08/11,985,534.72 = 4,817,683.20/x
  3. Step 3: Cross multiply
    8,685,202.08x = 11,985,534.72 × 4,817,683.20
  4. Step 4: Simplify right side
    8,685,202.08x = 57,742,509,263,560.71
  5. Step 5: Solve for x
    x = 57,742,509,263,560.71/8,685,202.08
  6. Step 6: Final answer
    x = 6,648,378.33

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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.