Home / 43,776,031.60-65,664,047.40-25,636,178.80

Finding the Fourth Proportional to 43,776,031.60, 65,664,047.40 and 25,636,178.80

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Solution

The fourth proportional to 43,776,031.60, 65,664,047.40 and 25,636,178.80 is: 38,454,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,776,031.60 : 65,664,047.40 = 25,636,178.80 : x
  2. Step 2: Convert to fraction form
    43,776,031.60/65,664,047.40 = 25,636,178.80/x
  3. Step 3: Cross multiply
    43,776,031.60x = 65,664,047.40 × 25,636,178.80
  4. Step 4: Simplify right side
    43,776,031.60x = 1,683,375,259,878,075.25
  5. Step 5: Solve for x
    x = 1,683,375,259,878,075.25/43,776,031.60
  6. Step 6: Final answer
    x = 38,454,268.20

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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.