Home / 56,369,712.69-84,533,830.20-19,472,213.61

Finding the Fourth Proportional to 56,369,712.69, 84,533,830.20 and 19,472,213.61

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Solution

The fourth proportional to 56,369,712.69, 84,533,830.20 and 19,472,213.61 is: 29,201,156.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,369,712.69 : 84,533,830.20 = 19,472,213.61 : x
  2. Step 2: Convert to fraction form
    56,369,712.69/84,533,830.20 = 19,472,213.61/x
  3. Step 3: Cross multiply
    56,369,712.69x = 84,533,830.20 × 19,472,213.61
  4. Step 4: Simplify right side
    56,369,712.69x = 1,646,060,798,925,869
  5. Step 5: Solve for x
    x = 1,646,060,798,925,869/56,369,712.69
  6. Step 6: Final answer
    x = 29,201,156.44

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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.