Home / 7,765,281.56-10,712,932.08-5,153,017.52

Finding the Fourth Proportional to 7,765,281.56, 10,712,932.08 and 5,153,017.52

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Solution

The fourth proportional to 7,765,281.56, 10,712,932.08 and 5,153,017.52 is: 7,109,069.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765,281.56 : 10,712,932.08 = 5,153,017.52 : x
  2. Step 2: Convert to fraction form
    7,765,281.56/10,712,932.08 = 5,153,017.52/x
  3. Step 3: Cross multiply
    7,765,281.56x = 10,712,932.08 × 5,153,017.52
  4. Step 4: Simplify right side
    7,765,281.56x = 55,203,926,698,810.04
  5. Step 5: Solve for x
    x = 55,203,926,698,810.04/7,765,281.56
  6. Step 6: Final answer
    x = 7,109,069.55

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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.