Home / 18,832,683.96-28,249,288.40-5,369,511.96

Finding the Fourth Proportional to 18,832,683.96, 28,249,288.40 and 5,369,511.96

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Solution

The fourth proportional to 18,832,683.96, 28,249,288.40 and 5,369,511.96 is: 8,054,342.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832,683.96 : 28,249,288.40 = 5,369,511.96 : x
  2. Step 2: Convert to fraction form
    18,832,683.96/28,249,288.40 = 5,369,511.96/x
  3. Step 3: Cross multiply
    18,832,683.96x = 28,249,288.40 × 5,369,511.96
  4. Step 4: Simplify right side
    18,832,683.96x = 151,684,891,925,289.25
  5. Step 5: Solve for x
    x = 151,684,891,925,289.25/18,832,683.96
  6. Step 6: Final answer
    x = 8,054,342.77

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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.