Home / 9,064,304.80-12,509,097.36-4,990,302.88

Finding the Fourth Proportional to 9,064,304.80, 12,509,097.36 and 4,990,302.88

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Solution

The fourth proportional to 9,064,304.80, 12,509,097.36 and 4,990,302.88 is: 6,886,814.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,064,304.80 : 12,509,097.36 = 4,990,302.88 : x
  2. Step 2: Convert to fraction form
    9,064,304.80/12,509,097.36 = 4,990,302.88/x
  3. Step 3: Cross multiply
    9,064,304.80x = 12,509,097.36 × 4,990,302.88
  4. Step 4: Simplify right side
    9,064,304.80x = 62,424,184,581,808.39
  5. Step 5: Solve for x
    x = 62,424,184,581,808.39/9,064,304.80
  6. Step 6: Final answer
    x = 6,886,814.37

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1.5x scale

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.