Home / 13,460,402.40-20,186,368.64-4,360,388.68

Finding the Fourth Proportional to 13,460,402.40, 20,186,368.64 and 4,360,388.68

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Solution

The fourth proportional to 13,460,402.40, 20,186,368.64 and 4,360,388.68 is: 6,539,211.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,402.40 : 20,186,368.64 = 4,360,388.68 : x
  2. Step 2: Convert to fraction form
    13,460,402.40/20,186,368.64 = 4,360,388.68/x
  3. Step 3: Cross multiply
    13,460,402.40x = 20,186,368.64 × 4,360,388.68
  4. Step 4: Simplify right side
    13,460,402.40x = 88,020,413,308,162.98
  5. Step 5: Solve for x
    x = 88,020,413,308,162.98/13,460,402.40
  6. Step 6: Final answer
    x = 6,539,211.14

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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.