Home / 68,746,971.60-94,868,925.96-37,807,137.36

Finding the Fourth Proportional to 68,746,971.60, 94,868,925.96 and 37,807,137.36

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Solution

The fourth proportional to 68,746,971.60, 94,868,925.96 and 37,807,137.36 is: 52,172,807.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,746,971.60 : 94,868,925.96 = 37,807,137.36 : x
  2. Step 2: Convert to fraction form
    68,746,971.60/94,868,925.96 = 37,807,137.36/x
  3. Step 3: Cross multiply
    68,746,971.60x = 94,868,925.96 × 37,807,137.36
  4. Step 4: Simplify right side
    68,746,971.60x = 3,586,722,514,965,389.50
  5. Step 5: Solve for x
    x = 3,586,722,514,965,389.50/68,746,971.60
  6. Step 6: Final answer
    x = 52,172,807.49

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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.