Home / 15,550,940.80-23,326,411.20-9,875,238.40

Finding the Fourth Proportional to 15,550,940.80, 23,326,411.20 and 9,875,238.40

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Solution

The fourth proportional to 15,550,940.80, 23,326,411.20 and 9,875,238.40 is: 14,812,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550,940.80 : 23,326,411.20 = 9,875,238.40 : x
  2. Step 2: Convert to fraction form
    15,550,940.80/23,326,411.20 = 9,875,238.40/x
  3. Step 3: Cross multiply
    15,550,940.80x = 23,326,411.20 × 9,875,238.40
  4. Step 4: Simplify right side
    15,550,940.80x = 230,353,871,616,430.09
  5. Step 5: Solve for x
    x = 230,353,871,616,430.09/15,550,940.80
  6. Step 6: Final answer
    x = 14,812,857.60

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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.