Home / 74,909,702.80-112,364,554.20-38,467,284.40

Finding the Fourth Proportional to 74,909,702.80, 112,364,554.20 and 38,467,284.40

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Solution

The fourth proportional to 74,909,702.80, 112,364,554.20 and 38,467,284.40 is: 57,700,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,909,702.80 : 112,364,554.20 = 38,467,284.40 : x
  2. Step 2: Convert to fraction form
    74,909,702.80/112,364,554.20 = 38,467,284.40/x
  3. Step 3: Cross multiply
    74,909,702.80x = 112,364,554.20 × 38,467,284.40
  4. Step 4: Simplify right side
    74,909,702.80x = 4,322,359,262,890,614.50
  5. Step 5: Solve for x
    x = 4,322,359,262,890,614.50/74,909,702.80
  6. Step 6: Final answer
    x = 57,700,926.60

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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.