Home / 12,004,807.30-18,007,210.95-10,587,631.30

Finding the Fourth Proportional to 12,004,807.30, 18,007,210.95 and 10,587,631.30

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Solution

The fourth proportional to 12,004,807.30, 18,007,210.95 and 10,587,631.30 is: 15,881,446.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004,807.30 : 18,007,210.95 = 10,587,631.30 : x
  2. Step 2: Convert to fraction form
    12,004,807.30/18,007,210.95 = 10,587,631.30/x
  3. Step 3: Cross multiply
    12,004,807.30x = 18,007,210.95 × 10,587,631.30
  4. Step 4: Simplify right side
    12,004,807.30x = 190,653,710,279,922.75
  5. Step 5: Solve for x
    x = 190,653,710,279,922.75/12,004,807.30
  6. Step 6: Final answer
    x = 15,881,446.95

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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.