Home / 7,553,428.96-10,423,733.28-4,115,670.40

Finding the Fourth Proportional to 7,553,428.96, 10,423,733.28 and 4,115,670.40

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Solution

The fourth proportional to 7,553,428.96, 10,423,733.28 and 4,115,670.40 is: 5,679,625.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553,428.96 : 10,423,733.28 = 4,115,670.40 : x
  2. Step 2: Convert to fraction form
    7,553,428.96/10,423,733.28 = 4,115,670.40/x
  3. Step 3: Cross multiply
    7,553,428.96x = 10,423,733.28 × 4,115,670.40
  4. Step 4: Simplify right side
    7,553,428.96x = 42,900,650,517,990.91
  5. Step 5: Solve for x
    x = 42,900,650,517,990.91/7,553,428.96
  6. Step 6: Final answer
    x = 5,679,625.87

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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.