Home / 30,536,428.12-45,803,588.10-7,817,521.24

Finding the Fourth Proportional to 30,536,428.12, 45,803,588.10 and 7,817,521.24

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Solution

The fourth proportional to 30,536,428.12, 45,803,588.10 and 7,817,521.24 is: 11,726,012.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,536,428.12 : 45,803,588.10 = 7,817,521.24 : x
  2. Step 2: Convert to fraction form
    30,536,428.12/45,803,588.10 = 7,817,521.24/x
  3. Step 3: Cross multiply
    30,536,428.12x = 45,803,588.10 × 7,817,521.24
  4. Step 4: Simplify right side
    30,536,428.12x = 358,070,522,839,961.25
  5. Step 5: Solve for x
    x = 358,070,522,839,961.25/30,536,428.12
  6. Step 6: Final answer
    x = 11,726,012.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.