Home / 7,376,017.81-10,178,653.12-4,068,443.09

Finding the Fourth Proportional to 7,376,017.81, 10,178,653.12 and 4,068,443.09

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Solution

The fourth proportional to 7,376,017.81, 10,178,653.12 and 4,068,443.09 is: 5,614,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376,017.81 : 10,178,653.12 = 4,068,443.09 : x
  2. Step 2: Convert to fraction form
    7,376,017.81/10,178,653.12 = 4,068,443.09/x
  3. Step 3: Cross multiply
    7,376,017.81x = 10,178,653.12 × 4,068,443.09
  4. Step 4: Simplify right side
    7,376,017.81x = 41,411,270,984,011.23
  5. Step 5: Solve for x
    x = 41,411,270,984,011.23/7,376,017.81
  6. Step 6: Final answer
    x = 5,614,312.77

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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.