Home / 13,226,554.95-18,254,637.95-8,072,911.32

Finding the Fourth Proportional to 13,226,554.95, 18,254,637.95 and 8,072,911.32

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Solution

The fourth proportional to 13,226,554.95, 18,254,637.95 and 8,072,911.32 is: 11,141,833.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226,554.95 : 18,254,637.95 = 8,072,911.32 : x
  2. Step 2: Convert to fraction form
    13,226,554.95/18,254,637.95 = 8,072,911.32/x
  3. Step 3: Cross multiply
    13,226,554.95x = 18,254,637.95 × 8,072,911.32
  4. Step 4: Simplify right side
    13,226,554.95x = 147,368,073,349,056.59
  5. Step 5: Solve for x
    x = 147,368,073,349,056.59/13,226,554.95
  6. Step 6: Final answer
    x = 11,141,833.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.