Home / 51,509,952.40-77,264,928.60-13,174,466.80

Finding the Fourth Proportional to 51,509,952.40, 77,264,928.60 and 13,174,466.80

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Solution

The fourth proportional to 51,509,952.40, 77,264,928.60 and 13,174,466.80 is: 19,761,700.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,509,952.40 : 77,264,928.60 = 13,174,466.80 : x
  2. Step 2: Convert to fraction form
    51,509,952.40/77,264,928.60 = 13,174,466.80/x
  3. Step 3: Cross multiply
    51,509,952.40x = 77,264,928.60 × 13,174,466.80
  4. Step 4: Simplify right side
    51,509,952.40x = 1,017,924,236,645,070.50
  5. Step 5: Solve for x
    x = 1,017,924,236,645,070.50/51,509,952.40
  6. Step 6: Final answer
    x = 19,761,700.20

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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.