Home / 55,779,370.60-83,669,055.90-19,864,618.60

Finding the Fourth Proportional to 55,779,370.60, 83,669,055.90 and 19,864,618.60

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Solution

The fourth proportional to 55,779,370.60, 83,669,055.90 and 19,864,618.60 is: 29,796,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,779,370.60 : 83,669,055.90 = 19,864,618.60 : x
  2. Step 2: Convert to fraction form
    55,779,370.60/83,669,055.90 = 19,864,618.60/x
  3. Step 3: Cross multiply
    55,779,370.60x = 83,669,055.90 × 19,864,618.60
  4. Step 4: Simplify right side
    55,779,370.60x = 1,662,053,884,075,580
  5. Step 5: Solve for x
    x = 1,662,053,884,075,580/55,779,370.60
  6. Step 6: Final answer
    x = 29,796,927.90

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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.