Home / 4,988,215-6,886,054.02-2,922,943.93

Finding the Fourth Proportional to 4,988,215, 6,886,054.02 and 2,922,943.93

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Solution

The fourth proportional to 4,988,215, 6,886,054.02 and 2,922,943.93 is: 4,035,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988,215 : 6,886,054.02 = 2,922,943.93 : x
  2. Step 2: Convert to fraction form
    4,988,215/6,886,054.02 = 2,922,943.93/x
  3. Step 3: Cross multiply
    4,988,215x = 6,886,054.02 × 2,922,943.93
  4. Step 4: Simplify right side
    4,988,215x = 20,127,549,799,411.10
  5. Step 5: Solve for x
    x = 20,127,549,799,411.10/4,988,215
  6. Step 6: Final answer
    x = 4,035,020.50

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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.