Home / 10,980,809.16-15,154,075.10-6,332,866.08

Finding the Fourth Proportional to 10,980,809.16, 15,154,075.10 and 6,332,866.08

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Solution

The fourth proportional to 10,980,809.16, 15,154,075.10 and 6,332,866.08 is: 8,739,677.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980,809.16 : 15,154,075.10 = 6,332,866.08 : x
  2. Step 2: Convert to fraction form
    10,980,809.16/15,154,075.10 = 6,332,866.08/x
  3. Step 3: Cross multiply
    10,980,809.16x = 15,154,075.10 × 6,332,866.08
  4. Step 4: Simplify right side
    10,980,809.16x = 95,968,728,174,562.61
  5. Step 5: Solve for x
    x = 95,968,728,174,562.61/10,980,809.16
  6. Step 6: Final answer
    x = 8,739,677.27

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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.