Home / 91,637,009.32-126,461,704.26-55,875,548.02

Finding the Fourth Proportional to 91,637,009.32, 126,461,704.26 and 55,875,548.02

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Solution

The fourth proportional to 91,637,009.32, 126,461,704.26 and 55,875,548.02 is: 77,109,860.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,637,009.32 : 126,461,704.26 = 55,875,548.02 : x
  2. Step 2: Convert to fraction form
    91,637,009.32/126,461,704.26 = 55,875,548.02/x
  3. Step 3: Cross multiply
    91,637,009.32x = 126,461,704.26 × 55,875,548.02
  4. Step 4: Simplify right side
    91,637,009.32x = 7,066,117,029,070,669
  5. Step 5: Solve for x
    x = 7,066,117,029,070,669/91,637,009.32
  6. Step 6: Final answer
    x = 77,109,860.76

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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.