Home / 6,519,970.80-9,779,907.60-1,971,010.80

Finding the Fourth Proportional to 6,519,970.80, 9,779,907.60 and 1,971,010.80

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Solution

The fourth proportional to 6,519,970.80, 9,779,907.60 and 1,971,010.80 is: 2,956,501.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519,970.80 : 9,779,907.60 = 1,971,010.80 : x
  2. Step 2: Convert to fraction form
    6,519,970.80/9,779,907.60 = 1,971,010.80/x
  3. Step 3: Cross multiply
    6,519,970.80x = 9,779,907.60 × 1,971,010.80
  4. Step 4: Simplify right side
    6,519,970.80x = 19,276,303,502,602.08
  5. Step 5: Solve for x
    x = 19,276,303,502,602.08/6,519,970.80
  6. Step 6: Final answer
    x = 2,956,501.51

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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.