Home / 10,851,010.40-16,251,632.40-10,602,178.40

Finding the Fourth Proportional to 10,851,010.40, 16,251,632.40 and 10,602,178.40

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Solution

The fourth proportional to 10,851,010.40, 16,251,632.40 and 10,602,178.40 is: 15,878,955.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851,010.40 : 16,251,632.40 = 10,602,178.40 : x
  2. Step 2: Convert to fraction form
    10,851,010.40/16,251,632.40 = 10,602,178.40/x
  3. Step 3: Cross multiply
    10,851,010.40x = 16,251,632.40 × 10,602,178.40
  4. Step 4: Simplify right side
    10,851,010.40x = 172,302,705,996,020.16
  5. Step 5: Solve for x
    x = 172,302,705,996,020.16/10,851,010.40
  6. Step 6: Final answer
    x = 15,878,955.01

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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.