Home / 7,657,637.40-10,567,329.66-4,172,900.76

Finding the Fourth Proportional to 7,657,637.40, 10,567,329.66 and 4,172,900.76

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Solution

The fourth proportional to 7,657,637.40, 10,567,329.66 and 4,172,900.76 is: 5,758,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657,637.40 : 10,567,329.66 = 4,172,900.76 : x
  2. Step 2: Convert to fraction form
    7,657,637.40/10,567,329.66 = 4,172,900.76/x
  3. Step 3: Cross multiply
    7,657,637.40x = 10,567,329.66 × 4,172,900.76
  4. Step 4: Simplify right side
    7,657,637.40x = 44,096,417,969,384.54
  5. Step 5: Solve for x
    x = 44,096,417,969,384.54/7,657,637.40
  6. Step 6: Final answer
    x = 5,758,488.64

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Double scale
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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.