Home / 51,475,579.67-77,213,307.53-13,137,097.88

Finding the Fourth Proportional to 51,475,579.67, 77,213,307.53 and 13,137,097.88

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Solution

The fourth proportional to 51,475,579.67, 77,213,307.53 and 13,137,097.88 is: 19,705,631.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,579.67 : 77,213,307.53 = 13,137,097.88 : x
  2. Step 2: Convert to fraction form
    51,475,579.67/77,213,307.53 = 13,137,097.88/x
  3. Step 3: Cross multiply
    51,475,579.67x = 77,213,307.53 × 13,137,097.88
  4. Step 4: Simplify right side
    51,475,579.67x = 1,014,358,778,886,027
  5. Step 5: Solve for x
    x = 1,014,358,778,886,027/51,475,579.67
  6. Step 6: Final answer
    x = 19,705,631.01

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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.