Home / 9,118,803.22-12,583,902.63-4,988,759.56

Finding the Fourth Proportional to 9,118,803.22, 12,583,902.63 and 4,988,759.56

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Solution

The fourth proportional to 9,118,803.22, 12,583,902.63 and 4,988,759.56 is: 6,884,463.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,118,803.22 : 12,583,902.63 = 4,988,759.56 : x
  2. Step 2: Convert to fraction form
    9,118,803.22/12,583,902.63 = 4,988,759.56/x
  3. Step 3: Cross multiply
    9,118,803.22x = 12,583,902.63 × 4,988,759.56
  4. Step 4: Simplify right side
    9,118,803.22x = 62,778,064,547,521.64
  5. Step 5: Solve for x
    x = 62,778,064,547,521.64/9,118,803.22
  6. Step 6: Final answer
    x = 6,884,463.13

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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.