Home / 51,088,683.60-76,654,020.60-18,756,075.60

Finding the Fourth Proportional to 51,088,683.60, 76,654,020.60 and 18,756,075.60

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Solution

The fourth proportional to 51,088,683.60, 76,654,020.60 and 18,756,075.60 is: 28,141,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,088,683.60 : 76,654,020.60 = 18,756,075.60 : x
  2. Step 2: Convert to fraction form
    51,088,683.60/76,654,020.60 = 18,756,075.60/x
  3. Step 3: Cross multiply
    51,088,683.60x = 76,654,020.60 × 18,756,075.60
  4. Step 4: Simplify right side
    51,088,683.60x = 1,437,728,605,417,557.25
  5. Step 5: Solve for x
    x = 1,437,728,605,417,557.25/51,088,683.60
  6. Step 6: Final answer
    x = 28,141,821.32

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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.