Home / 55,966,187.70-83,949,281.55-19,562,479.20

Finding the Fourth Proportional to 55,966,187.70, 83,949,281.55 and 19,562,479.20

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Solution

The fourth proportional to 55,966,187.70, 83,949,281.55 and 19,562,479.20 is: 29,343,718.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,966,187.70 : 83,949,281.55 = 19,562,479.20 : x
  2. Step 2: Convert to fraction form
    55,966,187.70/83,949,281.55 = 19,562,479.20/x
  3. Step 3: Cross multiply
    55,966,187.70x = 83,949,281.55 × 19,562,479.20
  4. Step 4: Simplify right side
    55,966,187.70x = 1,642,256,074,176,818.75
  5. Step 5: Solve for x
    x = 1,642,256,074,176,818.75/55,966,187.70
  6. Step 6: Final answer
    x = 29,343,718.80

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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.