Home / 13,285,373.40-19,928,060.10-6,566,909.40

Finding the Fourth Proportional to 13,285,373.40, 19,928,060.10 and 6,566,909.40

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Solution

The fourth proportional to 13,285,373.40, 19,928,060.10 and 6,566,909.40 is: 9,850,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,373.40 : 19,928,060.10 = 6,566,909.40 : x
  2. Step 2: Convert to fraction form
    13,285,373.40/19,928,060.10 = 6,566,909.40/x
  3. Step 3: Cross multiply
    13,285,373.40x = 19,928,060.10 × 6,566,909.40
  4. Step 4: Simplify right side
    13,285,373.40x = 130,865,765,194,454.95
  5. Step 5: Solve for x
    x = 130,865,765,194,454.95/13,285,373.40
  6. Step 6: Final answer
    x = 9,850,364.10

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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.