Home / 13,298,045.60-19,939,695.60-5,723,722.40

Finding the Fourth Proportional to 13,298,045.60, 19,939,695.60 and 5,723,722.40

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Solution

The fourth proportional to 13,298,045.60, 19,939,695.60 and 5,723,722.40 is: 8,582,410.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298,045.60 : 19,939,695.60 = 5,723,722.40 : x
  2. Step 2: Convert to fraction form
    13,298,045.60/19,939,695.60 = 5,723,722.40/x
  3. Step 3: Cross multiply
    13,298,045.60x = 19,939,695.60 × 5,723,722.40
  4. Step 4: Simplify right side
    13,298,045.60x = 114,129,282,354,901.45
  5. Step 5: Solve for x
    x = 114,129,282,354,901.45/13,298,045.60
  6. Step 6: Final answer
    x = 8,582,410.21

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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.