Home / 85,849,185.71-128,774,575.68-24,438,342.27

Finding the Fourth Proportional to 85,849,185.71, 128,774,575.68 and 24,438,342.27

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Solution

The fourth proportional to 85,849,185.71, 128,774,575.68 and 24,438,342.27 is: 36,657,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,849,185.71 : 128,774,575.68 = 24,438,342.27 : x
  2. Step 2: Convert to fraction form
    85,849,185.71/128,774,575.68 = 24,438,342.27/x
  3. Step 3: Cross multiply
    85,849,185.71x = 128,774,575.68 × 24,438,342.27
  4. Step 4: Simplify right side
    85,849,185.71x = 3,147,037,156,141,858
  5. Step 5: Solve for x
    x = 3,147,037,156,141,858/85,849,185.71
  6. Step 6: Final answer
    x = 36,657,740.32

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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.