Home / 10,897,365.80-16,346,048.70-9,721,634.60

Finding the Fourth Proportional to 10,897,365.80, 16,346,048.70 and 9,721,634.60

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Solution

The fourth proportional to 10,897,365.80, 16,346,048.70 and 9,721,634.60 is: 14,582,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897,365.80 : 16,346,048.70 = 9,721,634.60 : x
  2. Step 2: Convert to fraction form
    10,897,365.80/16,346,048.70 = 9,721,634.60/x
  3. Step 3: Cross multiply
    10,897,365.80x = 16,346,048.70 × 9,721,634.60
  4. Step 4: Simplify right side
    10,897,365.80x = 158,910,312,615,205
  5. Step 5: Solve for x
    x = 158,910,312,615,205/10,897,365.80
  6. Step 6: Final answer
    x = 14,582,451.90

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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.