Home / 53,562,681.60-80,344,022.40-13,173,165.60

Finding the Fourth Proportional to 53,562,681.60, 80,344,022.40 and 13,173,165.60

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Solution

The fourth proportional to 53,562,681.60, 80,344,022.40 and 13,173,165.60 is: 19,759,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,562,681.60 : 80,344,022.40 = 13,173,165.60 : x
  2. Step 2: Convert to fraction form
    53,562,681.60/80,344,022.40 = 13,173,165.60/x
  3. Step 3: Cross multiply
    53,562,681.60x = 80,344,022.40 × 13,173,165.60
  4. Step 4: Simplify right side
    53,562,681.60x = 1,058,385,112,045,309.50
  5. Step 5: Solve for x
    x = 1,058,385,112,045,309.50/53,562,681.60
  6. Step 6: Final answer
    x = 19,759,748.40

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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.