Home / 18,831,730.60-28,247,595.90-14,580,202.60

Finding the Fourth Proportional to 18,831,730.60, 28,247,595.90 and 14,580,202.60

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Solution

The fourth proportional to 18,831,730.60, 28,247,595.90 and 14,580,202.60 is: 21,870,303.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,831,730.60 : 28,247,595.90 = 14,580,202.60 : x
  2. Step 2: Convert to fraction form
    18,831,730.60/28,247,595.90 = 14,580,202.60/x
  3. Step 3: Cross multiply
    18,831,730.60x = 28,247,595.90 × 14,580,202.60
  4. Step 4: Simplify right side
    18,831,730.60x = 411,855,671,184,929.31
  5. Step 5: Solve for x
    x = 411,855,671,184,929.31/18,831,730.60
  6. Step 6: Final answer
    x = 21,870,303.90

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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.