Home / 10,932,031.80-16,398,047.70-3,358,985.40

Finding the Fourth Proportional to 10,932,031.80, 16,398,047.70 and 3,358,985.40

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Solution

The fourth proportional to 10,932,031.80, 16,398,047.70 and 3,358,985.40 is: 5,038,478.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932,031.80 : 16,398,047.70 = 3,358,985.40 : x
  2. Step 2: Convert to fraction form
    10,932,031.80/16,398,047.70 = 3,358,985.40/x
  3. Step 3: Cross multiply
    10,932,031.80x = 16,398,047.70 × 3,358,985.40
  4. Step 4: Simplify right side
    10,932,031.80x = 55,080,802,812,803.58
  5. Step 5: Solve for x
    x = 55,080,802,812,803.58/10,932,031.80
  6. Step 6: Final answer
    x = 5,038,478.10

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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.