Home / 53,485,346.70-80,228,020.05-13,095,830.70

Finding the Fourth Proportional to 53,485,346.70, 80,228,020.05 and 13,095,830.70

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Solution

The fourth proportional to 53,485,346.70, 80,228,020.05 and 13,095,830.70 is: 19,643,746.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,485,346.70 : 80,228,020.05 = 13,095,830.70 : x
  2. Step 2: Convert to fraction form
    53,485,346.70/80,228,020.05 = 13,095,830.70/x
  3. Step 3: Cross multiply
    53,485,346.70x = 80,228,020.05 × 13,095,830.70
  4. Step 4: Simplify right side
    53,485,346.70x = 1,050,652,567,971,005.38
  5. Step 5: Solve for x
    x = 1,050,652,567,971,005.38/53,485,346.70
  6. Step 6: Final answer
    x = 19,643,746.05

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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.