Home / 5,184,013.60-7,776,020.40-5,152,520.80

Finding the Fourth Proportional to 5,184,013.60, 7,776,020.40 and 5,152,520.80

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Solution

The fourth proportional to 5,184,013.60, 7,776,020.40 and 5,152,520.80 is: 7,728,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,013.60 : 7,776,020.40 = 5,152,520.80 : x
  2. Step 2: Convert to fraction form
    5,184,013.60/7,776,020.40 = 5,152,520.80/x
  3. Step 3: Cross multiply
    5,184,013.60x = 7,776,020.40 × 5,152,520.80
  4. Step 4: Simplify right side
    5,184,013.60x = 40,066,106,852,224.32
  5. Step 5: Solve for x
    x = 40,066,106,852,224.32/5,184,013.60
  6. Step 6: Final answer
    x = 7,728,781.20

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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.