Home / 31,411,747.72-47,116,250.70-9,845,857

Finding the Fourth Proportional to 31,411,747.72, 47,116,250.70 and 9,845,857

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Solution

The fourth proportional to 31,411,747.72, 47,116,250.70 and 9,845,857 is: 14,768,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,411,747.72 : 47,116,250.70 = 9,845,857 : x
  2. Step 2: Convert to fraction form
    31,411,747.72/47,116,250.70 = 9,845,857/x
  3. Step 3: Cross multiply
    31,411,747.72x = 47,116,250.70 × 9,845,857
  4. Step 4: Simplify right side
    31,411,747.72x = 463,899,866,768,349.94
  5. Step 5: Solve for x
    x = 463,899,866,768,349.94/31,411,747.72
  6. Step 6: Final answer
    x = 14,768,355.80

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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.