Home / 8,642,865-11,927,105.10-4,775,387.16

Finding the Fourth Proportional to 8,642,865, 11,927,105.10 and 4,775,387.16

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Solution

The fourth proportional to 8,642,865, 11,927,105.10 and 4,775,387.16 is: 6,590,007.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,642,865 : 11,927,105.10 = 4,775,387.16 : x
  2. Step 2: Convert to fraction form
    8,642,865/11,927,105.10 = 4,775,387.16/x
  3. Step 3: Cross multiply
    8,642,865x = 11,927,105.10 × 4,775,387.16
  4. Step 4: Simplify right side
    8,642,865x = 56,956,544,550,510.52
  5. Step 5: Solve for x
    x = 56,956,544,550,510.52/8,642,865
  6. Step 6: Final answer
    x = 6,590,007.43

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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.