Home / 13,956,402.36-20,913,236.40-9,390,539.28

Finding the Fourth Proportional to 13,956,402.36, 20,913,236.40 and 9,390,539.28

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Solution

The fourth proportional to 13,956,402.36, 20,913,236.40 and 9,390,539.28 is: 14,071,432.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956,402.36 : 20,913,236.40 = 9,390,539.28 : x
  2. Step 2: Convert to fraction form
    13,956,402.36/20,913,236.40 = 9,390,539.28/x
  3. Step 3: Cross multiply
    13,956,402.36x = 20,913,236.40 × 9,390,539.28
  4. Step 4: Simplify right side
    13,956,402.36x = 196,386,567,886,125.75
  5. Step 5: Solve for x
    x = 196,386,567,886,125.75/13,956,402.36
  6. Step 6: Final answer
    x = 14,071,432.08

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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.