Home / 51,715,986.40-77,573,979.60-22,931,567.20

Finding the Fourth Proportional to 51,715,986.40, 77,573,979.60 and 22,931,567.20

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Solution

The fourth proportional to 51,715,986.40, 77,573,979.60 and 22,931,567.20 is: 34,397,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,715,986.40 : 77,573,979.60 = 22,931,567.20 : x
  2. Step 2: Convert to fraction form
    51,715,986.40/77,573,979.60 = 22,931,567.20/x
  3. Step 3: Cross multiply
    51,715,986.40x = 77,573,979.60 × 22,931,567.20
  4. Step 4: Simplify right side
    51,715,986.40x = 1,778,892,926,168,829
  5. Step 5: Solve for x
    x = 1,778,892,926,168,829/51,715,986.40
  6. Step 6: Final answer
    x = 34,397,350.80

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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.