Home / 5,184,158.60-7,776,237.90-1,818,705.80

Finding the Fourth Proportional to 5,184,158.60, 7,776,237.90 and 1,818,705.80

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Solution

The fourth proportional to 5,184,158.60, 7,776,237.90 and 1,818,705.80 is: 2,728,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,158.60 : 7,776,237.90 = 1,818,705.80 : x
  2. Step 2: Convert to fraction form
    5,184,158.60/7,776,237.90 = 1,818,705.80/x
  3. Step 3: Cross multiply
    5,184,158.60x = 7,776,237.90 × 1,818,705.80
  4. Step 4: Simplify right side
    5,184,158.60x = 14,142,688,970,909.82
  5. Step 5: Solve for x
    x = 14,142,688,970,909.82/5,184,158.60
  6. Step 6: Final answer
    x = 2,728,058.70

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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.