Home / 42,061,688.20-62,952,564.30-30,514,328.20

Finding the Fourth Proportional to 42,061,688.20, 62,952,564.30 and 30,514,328.20

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Solution

The fourth proportional to 42,061,688.20, 62,952,564.30 and 30,514,328.20 is: 45,669,950.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,061,688.20 : 62,952,564.30 = 30,514,328.20 : x
  2. Step 2: Convert to fraction form
    42,061,688.20/62,952,564.30 = 30,514,328.20/x
  3. Step 3: Cross multiply
    42,061,688.20x = 62,952,564.30 × 30,514,328.20
  4. Step 4: Simplify right side
    42,061,688.20x = 1,920,955,208,081,803
  5. Step 5: Solve for x
    x = 1,920,955,208,081,803/42,061,688.20
  6. Step 6: Final answer
    x = 45,669,950.26

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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.