Home / 7,152,655.15-9,870,363.64-4,055,386.87

Finding the Fourth Proportional to 7,152,655.15, 9,870,363.64 and 4,055,386.87

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Solution

The fourth proportional to 7,152,655.15, 9,870,363.64 and 4,055,386.87 is: 5,596,263.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,655.15 : 9,870,363.64 = 4,055,386.87 : x
  2. Step 2: Convert to fraction form
    7,152,655.15/9,870,363.64 = 4,055,386.87/x
  3. Step 3: Cross multiply
    7,152,655.15x = 9,870,363.64 × 4,055,386.87
  4. Step 4: Simplify right side
    7,152,655.15x = 40,028,143,125,188.59
  5. Step 5: Solve for x
    x = 40,028,143,125,188.59/7,152,655.15
  6. Step 6: Final answer
    x = 5,596,263.52

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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.