Home / 20,710,984.65-31,066,460.57-5,564,916.15

Finding the Fourth Proportional to 20,710,984.65, 31,066,460.57 and 5,564,916.15

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Solution

The fourth proportional to 20,710,984.65, 31,066,460.57 and 5,564,916.15 is: 8,347,369.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,710,984.65 : 31,066,460.57 = 5,564,916.15 : x
  2. Step 2: Convert to fraction form
    20,710,984.65/31,066,460.57 = 5,564,916.15/x
  3. Step 3: Cross multiply
    20,710,984.65x = 31,066,460.57 × 5,564,916.15
  4. Step 4: Simplify right side
    20,710,984.65x = 172,882,248,121,506.66
  5. Step 5: Solve for x
    x = 172,882,248,121,506.66/20,710,984.65
  6. Step 6: Final answer
    x = 8,347,369.82

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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.