Home / 7,849,782.54-11,779,242.21-3,300,501.78

Finding the Fourth Proportional to 7,849,782.54, 11,779,242.21 and 3,300,501.78

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Solution

The fourth proportional to 7,849,782.54, 11,779,242.21 and 3,300,501.78 is: 4,952,673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849,782.54 : 11,779,242.21 = 3,300,501.78 : x
  2. Step 2: Convert to fraction form
    7,849,782.54/11,779,242.21 = 3,300,501.78/x
  3. Step 3: Cross multiply
    7,849,782.54x = 11,779,242.21 × 3,300,501.78
  4. Step 4: Simplify right side
    7,849,782.54x = 38,877,409,881,156.13
  5. Step 5: Solve for x
    x = 38,877,409,881,156.13/7,849,782.54
  6. Step 6: Final answer
    x = 4,952,673.49

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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.