Home / 40,684,906-56,122,807.83-25,772,920.76

Finding the Fourth Proportional to 40,684,906, 56,122,807.83 and 25,772,920.76

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Solution

The fourth proportional to 40,684,906, 56,122,807.83 and 25,772,920.76 is: 35,552,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,684,906 : 56,122,807.83 = 25,772,920.76 : x
  2. Step 2: Convert to fraction form
    40,684,906/56,122,807.83 = 25,772,920.76/x
  3. Step 3: Cross multiply
    40,684,906x = 56,122,807.83 × 25,772,920.76
  4. Step 4: Simplify right side
    40,684,906x = 1,446,448,679,031,297.50
  5. Step 5: Solve for x
    x = 1,446,448,679,031,297.50/40,684,906
  6. Step 6: Final answer
    x = 35,552,464.57

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1.5x scale

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.