Home / 29,184,013.60-43,776,020.40-28,586,816.80

Finding the Fourth Proportional to 29,184,013.60, 43,776,020.40 and 28,586,816.80

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Solution

The fourth proportional to 29,184,013.60, 43,776,020.40 and 28,586,816.80 is: 42,880,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,184,013.60 : 43,776,020.40 = 28,586,816.80 : x
  2. Step 2: Convert to fraction form
    29,184,013.60/43,776,020.40 = 28,586,816.80/x
  3. Step 3: Cross multiply
    29,184,013.60x = 43,776,020.40 × 28,586,816.80
  4. Step 4: Simplify right side
    29,184,013.60x = 1,251,417,075,407,862.75
  5. Step 5: Solve for x
    x = 1,251,417,075,407,862.75/29,184,013.60
  6. Step 6: Final answer
    x = 42,880,225.20

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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.