Home / 9,901,479.40-13,666,891.44-5,980,612.48

Finding the Fourth Proportional to 9,901,479.40, 13,666,891.44 and 5,980,612.48

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Solution

The fourth proportional to 9,901,479.40, 13,666,891.44 and 5,980,612.48 is: 8,254,966.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,901,479.40 : 13,666,891.44 = 5,980,612.48 : x
  2. Step 2: Convert to fraction form
    9,901,479.40/13,666,891.44 = 5,980,612.48/x
  3. Step 3: Cross multiply
    9,901,479.40x = 13,666,891.44 × 5,980,612.48
  4. Step 4: Simplify right side
    9,901,479.40x = 81,736,381,508,869.17
  5. Step 5: Solve for x
    x = 81,736,381,508,869.17/9,901,479.40
  6. Step 6: Final answer
    x = 8,254,966.58

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1.5x scale

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.