Home / 39,127,342.28-58,692,900.95-12,865,596.50

Finding the Fourth Proportional to 39,127,342.28, 58,692,900.95 and 12,865,596.50

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Solution

The fourth proportional to 39,127,342.28, 58,692,900.95 and 12,865,596.50 is: 19,299,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,127,342.28 : 58,692,900.95 = 12,865,596.50 : x
  2. Step 2: Convert to fraction form
    39,127,342.28/58,692,900.95 = 12,865,596.50/x
  3. Step 3: Cross multiply
    39,127,342.28x = 58,692,900.95 × 12,865,596.50
  4. Step 4: Simplify right side
    39,127,342.28x = 755,119,181,037,166.75
  5. Step 5: Solve for x
    x = 755,119,181,037,166.75/39,127,342.28
  6. Step 6: Final answer
    x = 19,299,015.40

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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.