Home / 13,263,501.60-19,895,252.40-6,871,629.60

Finding the Fourth Proportional to 13,263,501.60, 19,895,252.40 and 6,871,629.60

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Solution

The fourth proportional to 13,263,501.60, 19,895,252.40 and 6,871,629.60 is: 10,307,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,501.60 : 19,895,252.40 = 6,871,629.60 : x
  2. Step 2: Convert to fraction form
    13,263,501.60/19,895,252.40 = 6,871,629.60/x
  3. Step 3: Cross multiply
    13,263,501.60x = 19,895,252.40 × 6,871,629.60
  4. Step 4: Simplify right side
    13,263,501.60x = 136,712,805,291,311.02
  5. Step 5: Solve for x
    x = 136,712,805,291,311.02/13,263,501.60
  6. Step 6: Final answer
    x = 10,307,444.40

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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.