Home / 8,238,077.80-12,357,116.70-6,838,397.80

Finding the Fourth Proportional to 8,238,077.80, 12,357,116.70 and 6,838,397.80

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Solution

The fourth proportional to 8,238,077.80, 12,357,116.70 and 6,838,397.80 is: 10,257,596.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238,077.80 : 12,357,116.70 = 6,838,397.80 : x
  2. Step 2: Convert to fraction form
    8,238,077.80/12,357,116.70 = 6,838,397.80/x
  3. Step 3: Cross multiply
    8,238,077.80x = 12,357,116.70 × 6,838,397.80
  4. Step 4: Simplify right side
    8,238,077.80x = 84,502,879,655,623.25
  5. Step 5: Solve for x
    x = 84,502,879,655,623.25/8,238,077.80
  6. Step 6: Final answer
    x = 10,257,596.70

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1.5x scale

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.