Home / 7,920,623.48-10,928,587-4,482,864.52

Finding the Fourth Proportional to 7,920,623.48, 10,928,587 and 4,482,864.52

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Solution

The fourth proportional to 7,920,623.48, 10,928,587 and 4,482,864.52 is: 6,185,292.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,623.48 : 10,928,587 = 4,482,864.52 : x
  2. Step 2: Convert to fraction form
    7,920,623.48/10,928,587 = 4,482,864.52/x
  3. Step 3: Cross multiply
    7,920,623.48x = 10,928,587 × 4,482,864.52
  4. Step 4: Simplify right side
    7,920,623.48x = 48,991,374,916,033.23
  5. Step 5: Solve for x
    x = 48,991,374,916,033.23/7,920,623.48
  6. Step 6: Final answer
    x = 6,185,292.74

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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.