Home / 7,780,463.06-11,671,255.08-2,988,152.32

Finding the Fourth Proportional to 7,780,463.06, 11,671,255.08 and 2,988,152.32

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Solution

The fourth proportional to 7,780,463.06, 11,671,255.08 and 2,988,152.32 is: 4,482,443.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,780,463.06 : 11,671,255.08 = 2,988,152.32 : x
  2. Step 2: Convert to fraction form
    7,780,463.06/11,671,255.08 = 2,988,152.32/x
  3. Step 3: Cross multiply
    7,780,463.06x = 11,671,255.08 × 2,988,152.32
  4. Step 4: Simplify right side
    7,780,463.06x = 34,875,487,944,613.79
  5. Step 5: Solve for x
    x = 34,875,487,944,613.79/7,780,463.06
  6. Step 6: Final answer
    x = 4,482,443.74

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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.