Home / 7,920,505.93-10,928,424.78-4,482,746.97

Finding the Fourth Proportional to 7,920,505.93, 10,928,424.78 and 4,482,746.97

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Solution

The fourth proportional to 7,920,505.93, 10,928,424.78 and 4,482,746.97 is: 6,185,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,505.93 : 10,928,424.78 = 4,482,746.97 : x
  2. Step 2: Convert to fraction form
    7,920,505.93/10,928,424.78 = 4,482,746.97/x
  3. Step 3: Cross multiply
    7,920,505.93x = 10,928,424.78 × 4,482,746.97
  4. Step 4: Simplify right side
    7,920,505.93x = 48,989,363,069,417.91
  5. Step 5: Solve for x
    x = 48,989,363,069,417.91/7,920,505.93
  6. Step 6: Final answer
    x = 6,185,130.53

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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.