Home / 40,693,205-56,142,733.92-25,217,643.08

Finding the Fourth Proportional to 40,693,205, 56,142,733.92 and 25,217,643.08

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Solution

The fourth proportional to 40,693,205, 56,142,733.92 and 25,217,643.08 is: 34,791,740.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,693,205 : 56,142,733.92 = 25,217,643.08 : x
  2. Step 2: Convert to fraction form
    40,693,205/56,142,733.92 = 25,217,643.08/x
  3. Step 3: Cross multiply
    40,693,205x = 56,142,733.92 × 25,217,643.08
  4. Step 4: Simplify right side
    40,693,205x = 1,415,787,425,529,969.25
  5. Step 5: Solve for x
    x = 1,415,787,425,529,969.25/40,693,205
  6. Step 6: Final answer
    x = 34,791,740.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.