Home / 13,037,420.64-19,575,328.22-7,291,412.04

Finding the Fourth Proportional to 13,037,420.64, 19,575,328.22 and 7,291,412.04

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Solution

The fourth proportional to 13,037,420.64, 19,575,328.22 and 7,291,412.04 is: 10,947,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,420.64 : 19,575,328.22 = 7,291,412.04 : x
  2. Step 2: Convert to fraction form
    13,037,420.64/19,575,328.22 = 7,291,412.04/x
  3. Step 3: Cross multiply
    13,037,420.64x = 19,575,328.22 × 7,291,412.04
  4. Step 4: Simplify right side
    13,037,420.64x = 142,731,783,872,808.78
  5. Step 5: Solve for x
    x = 142,731,783,872,808.78/13,037,420.64
  6. Step 6: Final answer
    x = 10,947,854.48

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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.