Home / 31,291,215.40-46,936,823.10-26,520,056.20

Finding the Fourth Proportional to 31,291,215.40, 46,936,823.10 and 26,520,056.20

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Solution

The fourth proportional to 31,291,215.40, 46,936,823.10 and 26,520,056.20 is: 39,780,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,291,215.40 : 46,936,823.10 = 26,520,056.20 : x
  2. Step 2: Convert to fraction form
    31,291,215.40/46,936,823.10 = 26,520,056.20/x
  3. Step 3: Cross multiply
    31,291,215.40x = 46,936,823.10 × 26,520,056.20
  4. Step 4: Simplify right side
    31,291,215.40x = 1,244,767,186,461,458.25
  5. Step 5: Solve for x
    x = 1,244,767,186,461,458.25/31,291,215.40
  6. Step 6: Final answer
    x = 39,780,084.30

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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.