Home / 28,567,409.40-42,833,846.52-11,508,158.16

Finding the Fourth Proportional to 28,567,409.40, 42,833,846.52 and 11,508,158.16

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Solution

The fourth proportional to 28,567,409.40, 42,833,846.52 and 11,508,158.16 is: 17,255,281.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,567,409.40 : 42,833,846.52 = 11,508,158.16 : x
  2. Step 2: Convert to fraction form
    28,567,409.40/42,833,846.52 = 11,508,158.16/x
  3. Step 3: Cross multiply
    28,567,409.40x = 42,833,846.52 × 11,508,158.16
  4. Step 4: Simplify right side
    28,567,409.40x = 492,938,680,353,325.62
  5. Step 5: Solve for x
    x = 492,938,680,353,325.62/28,567,409.40
  6. Step 6: Final answer
    x = 17,255,281.13

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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.