Home / 9,184,066.82-12,671,158.47-5,209,683.48

Finding the Fourth Proportional to 9,184,066.82, 12,671,158.47 and 5,209,683.48

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Solution

The fourth proportional to 9,184,066.82, 12,671,158.47 and 5,209,683.48 is: 7,187,744.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,184,066.82 : 12,671,158.47 = 5,209,683.48 : x
  2. Step 2: Convert to fraction form
    9,184,066.82/12,671,158.47 = 5,209,683.48/x
  3. Step 3: Cross multiply
    9,184,066.82x = 12,671,158.47 × 5,209,683.48
  4. Step 4: Simplify right side
    9,184,066.82x = 66,012,724,953,621.09
  5. Step 5: Solve for x
    x = 66,012,724,953,621.09/9,184,066.82
  6. Step 6: Final answer
    x = 7,187,744.41

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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.