Home / 19,404,909.60-29,126,026.80-9,831,098.40

Finding the Fourth Proportional to 19,404,909.60, 29,126,026.80 and 9,831,098.40

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Solution

The fourth proportional to 19,404,909.60, 29,126,026.80 and 9,831,098.40 is: 14,756,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404,909.60 : 29,126,026.80 = 9,831,098.40 : x
  2. Step 2: Convert to fraction form
    19,404,909.60/29,126,026.80 = 9,831,098.40/x
  3. Step 3: Cross multiply
    19,404,909.60x = 29,126,026.80 × 9,831,098.40
  4. Step 4: Simplify right side
    19,404,909.60x = 286,340,835,471,837.12
  5. Step 5: Solve for x
    x = 286,340,835,471,837.12/19,404,909.60
  6. Step 6: Final answer
    x = 14,756,102.52

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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.