Home / 45,781,354.18-63,134,981.04-30,072,662.92

Finding the Fourth Proportional to 45,781,354.18, 63,134,981.04 and 30,072,662.92

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Solution

The fourth proportional to 45,781,354.18, 63,134,981.04 and 30,072,662.92 is: 41,471,840.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,781,354.18 : 63,134,981.04 = 30,072,662.92 : x
  2. Step 2: Convert to fraction form
    45,781,354.18/63,134,981.04 = 30,072,662.92/x
  3. Step 3: Cross multiply
    45,781,354.18x = 63,134,981.04 × 30,072,662.92
  4. Step 4: Simplify right side
    45,781,354.18x = 1,898,637,003,276,511
  5. Step 5: Solve for x
    x = 1,898,637,003,276,511/45,781,354.18
  6. Step 6: Final answer
    x = 41,471,840.17

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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.