Home / 35,465,603.60-53,198,405.40-12,748,797.20

Finding the Fourth Proportional to 35,465,603.60, 53,198,405.40 and 12,748,797.20

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Solution

The fourth proportional to 35,465,603.60, 53,198,405.40 and 12,748,797.20 is: 19,123,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,465,603.60 : 53,198,405.40 = 12,748,797.20 : x
  2. Step 2: Convert to fraction form
    35,465,603.60/53,198,405.40 = 12,748,797.20/x
  3. Step 3: Cross multiply
    35,465,603.60x = 53,198,405.40 × 12,748,797.20
  4. Step 4: Simplify right side
    35,465,603.60x = 678,215,681,807,984.88
  5. Step 5: Solve for x
    x = 678,215,681,807,984.88/35,465,603.60
  6. Step 6: Final answer
    x = 19,123,195.80

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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.