Home / 91,637,002.32-126,461,694.60-55,875,541.01

Finding the Fourth Proportional to 91,637,002.32, 126,461,694.60 and 55,875,541.01

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Solution

The fourth proportional to 91,637,002.32, 126,461,694.60 and 55,875,541.01 is: 77,109,851.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,637,002.32 : 126,461,694.60 = 55,875,541.01 : x
  2. Step 2: Convert to fraction form
    91,637,002.32/126,461,694.60 = 55,875,541.01/x
  3. Step 3: Cross multiply
    91,637,002.32x = 126,461,694.60 × 55,875,541.01
  4. Step 4: Simplify right side
    91,637,002.32x = 7,066,115,602,184,087
  5. Step 5: Solve for x
    x = 7,066,115,602,184,087/91,637,002.32
  6. Step 6: Final answer
    x = 77,109,851.08

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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.