Home / 13,053,909.40-19,573,088.10-8,008,840.60

Finding the Fourth Proportional to 13,053,909.40, 19,573,088.10 and 8,008,840.60

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Solution

The fourth proportional to 13,053,909.40, 19,573,088.10 and 8,008,840.60 is: 12,008,490.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053,909.40 : 19,573,088.10 = 8,008,840.60 : x
  2. Step 2: Convert to fraction form
    13,053,909.40/19,573,088.10 = 8,008,840.60/x
  3. Step 3: Cross multiply
    13,053,909.40x = 19,573,088.10 × 8,008,840.60
  4. Step 4: Simplify right side
    13,053,909.40x = 156,757,742,642,656.88
  5. Step 5: Solve for x
    x = 156,757,742,642,656.88/13,053,909.40
  6. Step 6: Final answer
    x = 12,008,490.16

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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.