Home / 15,662,639,828.60-21,614,445,295.17-8,526,107,817.84

Finding the Fourth Proportional to 15,662,639,828.60, 21,614,445,295.17 and 8,526,107,817.84

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Solution

The fourth proportional to 15,662,639,828.60, 21,614,445,295.17 and 8,526,107,817.84 is: 11,766,030,057.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,662,639,828.60 : 21,614,445,295.17 = 8,526,107,817.84 : x
  2. Step 2: Convert to fraction form
    15,662,639,828.60/21,614,445,295.17 = 8,526,107,817.84/x
  3. Step 3: Cross multiply
    15,662,639,828.60x = 21,614,445,295.17 × 8,526,107,817.84
  4. Step 4: Simplify right side
    15,662,639,828.60x = 184,287,091,009,423,933,440
  5. Step 5: Solve for x
    x = 184,287,091,009,423,933,440/15,662,639,828.60
  6. Step 6: Final answer
    x = 11,766,030,057.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.