Home / 7,251,159.21-10,006,666.73-3,943,484.89

Finding the Fourth Proportional to 7,251,159.21, 10,006,666.73 and 3,943,484.89

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Solution

The fourth proportional to 7,251,159.21, 10,006,666.73 and 3,943,484.89 is: 5,442,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251,159.21 : 10,006,666.73 = 3,943,484.89 : x
  2. Step 2: Convert to fraction form
    7,251,159.21/10,006,666.73 = 3,943,484.89/x
  3. Step 3: Cross multiply
    7,251,159.21x = 10,006,666.73 × 3,943,484.89
  4. Step 4: Simplify right side
    7,251,159.21x = 39,461,139,049,020.71
  5. Step 5: Solve for x
    x = 39,461,139,049,020.71/7,251,159.21
  6. Step 6: Final answer
    x = 5,442,045.60

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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.