Home / 23,185,980.30-34,778,970.45-13,612,169.10

Finding the Fourth Proportional to 23,185,980.30, 34,778,970.45 and 13,612,169.10

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Solution

The fourth proportional to 23,185,980.30, 34,778,970.45 and 13,612,169.10 is: 20,418,253.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185,980.30 : 34,778,970.45 = 13,612,169.10 : x
  2. Step 2: Convert to fraction form
    23,185,980.30/34,778,970.45 = 13,612,169.10/x
  3. Step 3: Cross multiply
    23,185,980.30x = 34,778,970.45 × 13,612,169.10
  4. Step 4: Simplify right side
    23,185,980.30x = 473,417,226,889,303.12
  5. Step 5: Solve for x
    x = 473,417,226,889,303.12/23,185,980.30
  6. Step 6: Final answer
    x = 20,418,253.65

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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.