Home / 7,808,643.80-10,776,038.48-4,499,108.94

Finding the Fourth Proportional to 7,808,643.80, 10,776,038.48 and 4,499,108.94

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Solution

The fourth proportional to 7,808,643.80, 10,776,038.48 and 4,499,108.94 is: 6,208,833.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808,643.80 : 10,776,038.48 = 4,499,108.94 : x
  2. Step 2: Convert to fraction form
    7,808,643.80/10,776,038.48 = 4,499,108.94/x
  3. Step 3: Cross multiply
    7,808,643.80x = 10,776,038.48 × 4,499,108.94
  4. Step 4: Simplify right side
    7,808,643.80x = 48,482,571,063,152.02
  5. Step 5: Solve for x
    x = 48,482,571,063,152.02/7,808,643.80
  6. Step 6: Final answer
    x = 6,208,833.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.