Home / 31,898,428.63-47,845,328.48-12,464,000.35

Finding the Fourth Proportional to 31,898,428.63, 47,845,328.48 and 12,464,000.35

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Solution

The fourth proportional to 31,898,428.63, 47,845,328.48 and 12,464,000.35 is: 18,695,096.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,898,428.63 : 47,845,328.48 = 12,464,000.35 : x
  2. Step 2: Convert to fraction form
    31,898,428.63/47,845,328.48 = 12,464,000.35/x
  3. Step 3: Cross multiply
    31,898,428.63x = 47,845,328.48 × 12,464,000.35
  4. Step 4: Simplify right side
    31,898,428.63x = 596,344,190,785,391.62
  5. Step 5: Solve for x
    x = 596,344,190,785,391.62/31,898,428.63
  6. Step 6: Final answer
    x = 18,695,096.17

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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.