Home / 84,240,692.84-116,256,646.79-47,071,875.35

Finding the Fourth Proportional to 84,240,692.84, 116,256,646.79 and 47,071,875.35

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Solution

The fourth proportional to 84,240,692.84, 116,256,646.79 and 47,071,875.35 is: 64,961,697.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,240,692.84 : 116,256,646.79 = 47,071,875.35 : x
  2. Step 2: Convert to fraction form
    84,240,692.84/116,256,646.79 = 47,071,875.35/x
  3. Step 3: Cross multiply
    84,240,692.84x = 116,256,646.79 × 47,071,875.35
  4. Step 4: Simplify right side
    84,240,692.84x = 5,472,418,385,491,215
  5. Step 5: Solve for x
    x = 5,472,418,385,491,215/84,240,692.84
  6. Step 6: Final answer
    x = 64,961,697.27

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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.