Home / 14,368,548.67-19,828,316.10-7,842,224.91

Finding the Fourth Proportional to 14,368,548.67, 19,828,316.10 and 7,842,224.91

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Solution

The fourth proportional to 14,368,548.67, 19,828,316.10 and 7,842,224.91 is: 10,822,116.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368,548.67 : 19,828,316.10 = 7,842,224.91 : x
  2. Step 2: Convert to fraction form
    14,368,548.67/19,828,316.10 = 7,842,224.91/x
  3. Step 3: Cross multiply
    14,368,548.67x = 19,828,316.10 × 7,842,224.91
  4. Step 4: Simplify right side
    14,368,548.67x = 155,498,114,442,774.06
  5. Step 5: Solve for x
    x = 155,498,114,442,774.06/14,368,548.67
  6. Step 6: Final answer
    x = 10,822,116.97

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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.