Home / 13,365,637.57-18,444,597.65-7,254,066.07

Finding the Fourth Proportional to 13,365,637.57, 18,444,597.65 and 7,254,066.07

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Solution

The fourth proportional to 13,365,637.57, 18,444,597.65 and 7,254,066.07 is: 10,010,620.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,637.57 : 18,444,597.65 = 7,254,066.07 : x
  2. Step 2: Convert to fraction form
    13,365,637.57/18,444,597.65 = 7,254,066.07/x
  3. Step 3: Cross multiply
    13,365,637.57x = 18,444,597.65 × 7,254,066.07
  4. Step 4: Simplify right side
    13,365,637.57x = 133,798,329,987,666.73
  5. Step 5: Solve for x
    x = 133,798,329,987,666.73/13,365,637.57
  6. Step 6: Final answer
    x = 10,010,620.84

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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.