Home / 19,105,875.89-26,365,412.60-10,403,857.56

Finding the Fourth Proportional to 19,105,875.89, 26,365,412.60 and 10,403,857.56

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Solution

The fourth proportional to 19,105,875.89, 26,365,412.60 and 10,403,857.56 is: 14,356,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105,875.89 : 26,365,412.60 = 10,403,857.56 : x
  2. Step 2: Convert to fraction form
    19,105,875.89/26,365,412.60 = 10,403,857.56/x
  3. Step 3: Cross multiply
    19,105,875.89x = 26,365,412.60 × 10,403,857.56
  4. Step 4: Simplify right side
    19,105,875.89x = 274,301,997,345,416.47
  5. Step 5: Solve for x
    x = 274,301,997,345,416.47/19,105,875.89
  6. Step 6: Final answer
    x = 14,356,944.37

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1.5x scale

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.