Home / 55,779,369.10-83,669,053.65-19,864,617.10

Finding the Fourth Proportional to 55,779,369.10, 83,669,053.65 and 19,864,617.10

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Solution

The fourth proportional to 55,779,369.10, 83,669,053.65 and 19,864,617.10 is: 29,796,925.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,779,369.10 : 83,669,053.65 = 19,864,617.10 : x
  2. Step 2: Convert to fraction form
    55,779,369.10/83,669,053.65 = 19,864,617.10/x
  3. Step 3: Cross multiply
    55,779,369.10x = 83,669,053.65 × 19,864,617.10
  4. Step 4: Simplify right side
    55,779,369.10x = 1,662,053,713,876,607.75
  5. Step 5: Solve for x
    x = 1,662,053,713,876,607.75/55,779,369.10
  6. Step 6: Final answer
    x = 29,796,925.65

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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.