Home / 74,993,123.16-112,502,150.64-25,807,012.02

Finding the Fourth Proportional to 74,993,123.16, 112,502,150.64 and 25,807,012.02

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Solution

The fourth proportional to 74,993,123.16, 112,502,150.64 and 25,807,012.02 is: 38,714,807.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,993,123.16 : 112,502,150.64 = 25,807,012.02 : x
  2. Step 2: Convert to fraction form
    74,993,123.16/112,502,150.64 = 25,807,012.02/x
  3. Step 3: Cross multiply
    74,993,123.16x = 112,502,150.64 × 25,807,012.02
  4. Step 4: Simplify right side
    74,993,123.16x = 2,903,344,353,842,330.50
  5. Step 5: Solve for x
    x = 2,903,344,353,842,330.50/74,993,123.16
  6. Step 6: Final answer
    x = 38,714,807.86

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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.