Home / 51,742,492.25-77,667,571.38-38,111,030.60

Finding the Fourth Proportional to 51,742,492.25, 77,667,571.38 and 38,111,030.60

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Solution

The fourth proportional to 51,742,492.25, 77,667,571.38 and 38,111,030.60 is: 57,206,196.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,742,492.25 : 77,667,571.38 = 38,111,030.60 : x
  2. Step 2: Convert to fraction form
    51,742,492.25/77,667,571.38 = 38,111,030.60/x
  3. Step 3: Cross multiply
    51,742,492.25x = 77,667,571.38 × 38,111,030.60
  4. Step 4: Simplify right side
    51,742,492.25x = 2,959,991,189,575,154.50
  5. Step 5: Solve for x
    x = 2,959,991,189,575,154.50/51,742,492.25
  6. Step 6: Final answer
    x = 57,206,196.70

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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.