Home / 84,713,569.48-127,124,097.72-36,191,788.21

Finding the Fourth Proportional to 84,713,569.48, 127,124,097.72 and 36,191,788.21

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Solution

The fourth proportional to 84,713,569.48, 127,124,097.72 and 36,191,788.21 is: 54,310,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,713,569.48 : 127,124,097.72 = 36,191,788.21 : x
  2. Step 2: Convert to fraction form
    84,713,569.48/127,124,097.72 = 36,191,788.21/x
  3. Step 3: Cross multiply
    84,713,569.48x = 127,124,097.72 × 36,191,788.21
  4. Step 4: Simplify right side
    84,713,569.48x = 4,600,848,421,069,584
  5. Step 5: Solve for x
    x = 4,600,848,421,069,584/84,713,569.48
  6. Step 6: Final answer
    x = 54,310,642.90

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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.