Home / 53,736,002.40-80,604,003.60-13,346,486.40

Finding the Fourth Proportional to 53,736,002.40, 80,604,003.60 and 13,346,486.40

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Solution

The fourth proportional to 53,736,002.40, 80,604,003.60 and 13,346,486.40 is: 20,019,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,736,002.40 : 80,604,003.60 = 13,346,486.40 : x
  2. Step 2: Convert to fraction form
    53,736,002.40/80,604,003.60 = 13,346,486.40/x
  3. Step 3: Cross multiply
    53,736,002.40x = 80,604,003.60 × 13,346,486.40
  4. Step 4: Simplify right side
    53,736,002.40x = 1,075,780,237,832,951
  5. Step 5: Solve for x
    x = 1,075,780,237,832,951/53,736,002.40
  6. Step 6: Final answer
    x = 20,019,729.60

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1.5x scale

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.