Home / 51,742,502.85-77,667,587.30-38,111,041.20

Finding the Fourth Proportional to 51,742,502.85, 77,667,587.30 and 38,111,041.20

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Solution

The fourth proportional to 51,742,502.85, 77,667,587.30 and 38,111,041.20 is: 57,206,212.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,742,502.85 : 77,667,587.30 = 38,111,041.20 : x
  2. Step 2: Convert to fraction form
    51,742,502.85/77,667,587.30 = 38,111,041.20/x
  3. Step 3: Cross multiply
    51,742,502.85x = 77,667,587.30 × 38,111,041.20
  4. Step 4: Simplify right side
    51,742,502.85x = 2,959,992,619,590,174.50
  5. Step 5: Solve for x
    x = 2,959,992,619,590,174.50/51,742,502.85
  6. Step 6: Final answer
    x = 57,206,212.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.