Home / 7,642,072.64-10,541,680.80-4,775,528

Finding the Fourth Proportional to 7,642,072.64, 10,541,680.80 and 4,775,528

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Solution

The fourth proportional to 7,642,072.64, 10,541,680.80 and 4,775,528 is: 6,587,491.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,072.64 : 10,541,680.80 = 4,775,528 : x
  2. Step 2: Convert to fraction form
    7,642,072.64/10,541,680.80 = 4,775,528/x
  3. Step 3: Cross multiply
    7,642,072.64x = 10,541,680.80 × 4,775,528
  4. Step 4: Simplify right side
    7,642,072.64x = 50,342,091,827,462.41
  5. Step 5: Solve for x
    x = 50,342,091,827,462.41/7,642,072.64
  6. Step 6: Final answer
    x = 6,587,491.93

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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.