Home / 52,127,779.60-78,196,264.62-19,338,728.26

Finding the Fourth Proportional to 52,127,779.60, 78,196,264.62 and 19,338,728.26

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Solution

The fourth proportional to 52,127,779.60, 78,196,264.62 and 19,338,728.26 is: 29,009,797.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,127,779.60 : 78,196,264.62 = 19,338,728.26 : x
  2. Step 2: Convert to fraction form
    52,127,779.60/78,196,264.62 = 19,338,728.26/x
  3. Step 3: Cross multiply
    52,127,779.60x = 78,196,264.62 × 19,338,728.26
  4. Step 4: Simplify right side
    52,127,779.60x = 1,512,216,312,433,232.50
  5. Step 5: Solve for x
    x = 1,512,216,312,433,232.50/52,127,779.60
  6. Step 6: Final answer
    x = 29,009,797.16

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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.