Home / 51,931,055.80-77,896,583.70-21,634,982.20

Finding the Fourth Proportional to 51,931,055.80, 77,896,583.70 and 21,634,982.20

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Solution

The fourth proportional to 51,931,055.80, 77,896,583.70 and 21,634,982.20 is: 32,452,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,931,055.80 : 77,896,583.70 = 21,634,982.20 : x
  2. Step 2: Convert to fraction form
    51,931,055.80/77,896,583.70 = 21,634,982.20/x
  3. Step 3: Cross multiply
    51,931,055.80x = 77,896,583.70 × 21,634,982.20
  4. Step 4: Simplify right side
    51,931,055.80x = 1,685,291,201,790,310.25
  5. Step 5: Solve for x
    x = 1,685,291,201,790,310.25/51,931,055.80
  6. Step 6: Final answer
    x = 32,452,473.30

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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.