Home / 14,041,572.80-21,056,138.40-6,470,859.20

Finding the Fourth Proportional to 14,041,572.80, 21,056,138.40 and 6,470,859.20

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Solution

The fourth proportional to 14,041,572.80, 21,056,138.40 and 6,470,859.20 is: 9,703,422.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041,572.80 : 21,056,138.40 = 6,470,859.20 : x
  2. Step 2: Convert to fraction form
    14,041,572.80/21,056,138.40 = 6,470,859.20/x
  3. Step 3: Cross multiply
    14,041,572.80x = 21,056,138.40 × 6,470,859.20
  4. Step 4: Simplify right side
    14,041,572.80x = 136,251,306,882,113.28
  5. Step 5: Solve for x
    x = 136,251,306,882,113.28/14,041,572.80
  6. Step 6: Final answer
    x = 9,703,422.03

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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.