Home / 15,047,060.32-20,771,297.58-10,158,901.48

Finding the Fourth Proportional to 15,047,060.32, 20,771,297.58 and 10,158,901.48

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Solution

The fourth proportional to 15,047,060.32, 20,771,297.58 and 10,158,901.48 is: 14,023,574.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,047,060.32 : 20,771,297.58 = 10,158,901.48 : x
  2. Step 2: Convert to fraction form
    15,047,060.32/20,771,297.58 = 10,158,901.48/x
  3. Step 3: Cross multiply
    15,047,060.32x = 20,771,297.58 × 10,158,901.48
  4. Step 4: Simplify right side
    15,047,060.32x = 211,013,565,726,982.41
  5. Step 5: Solve for x
    x = 211,013,565,726,982.41/15,047,060.32
  6. Step 6: Final answer
    x = 14,023,574.12

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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.