Home / 46,365,086.40-69,547,629.60-12,291,691.20

Finding the Fourth Proportional to 46,365,086.40, 69,547,629.60 and 12,291,691.20

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Solution

The fourth proportional to 46,365,086.40, 69,547,629.60 and 12,291,691.20 is: 18,437,536.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,365,086.40 : 69,547,629.60 = 12,291,691.20 : x
  2. Step 2: Convert to fraction form
    46,365,086.40/69,547,629.60 = 12,291,691.20/x
  3. Step 3: Cross multiply
    46,365,086.40x = 69,547,629.60 × 12,291,691.20
  4. Step 4: Simplify right side
    46,365,086.40x = 854,857,986,735,179.38
  5. Step 5: Solve for x
    x = 854,857,986,735,179.38/46,365,086.40
  6. Step 6: Final answer
    x = 18,437,536.80

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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.