Home / 58,885,678.12-81,263,659.96-32,781,960.40

Finding the Fourth Proportional to 58,885,678.12, 81,263,659.96 and 32,781,960.40

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Solution

The fourth proportional to 58,885,678.12, 81,263,659.96 and 32,781,960.40 is: 45,239,898.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,885,678.12 : 81,263,659.96 = 32,781,960.40 : x
  2. Step 2: Convert to fraction form
    58,885,678.12/81,263,659.96 = 32,781,960.40/x
  3. Step 3: Cross multiply
    58,885,678.12x = 81,263,659.96 × 32,781,960.40
  4. Step 4: Simplify right side
    58,885,678.12x = 2,663,982,082,767,785
  5. Step 5: Solve for x
    x = 2,663,982,082,767,785/58,885,678.12
  6. Step 6: Final answer
    x = 45,239,898.19

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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.