Home / 10,477,434.25-15,716,155.74-4,713,435.31

Finding the Fourth Proportional to 10,477,434.25, 15,716,155.74 and 4,713,435.31

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Solution

The fourth proportional to 10,477,434.25, 15,716,155.74 and 4,713,435.31 is: 7,070,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,477,434.25 : 15,716,155.74 = 4,713,435.31 : x
  2. Step 2: Convert to fraction form
    10,477,434.25/15,716,155.74 = 4,713,435.31/x
  3. Step 3: Cross multiply
    10,477,434.25x = 15,716,155.74 × 4,713,435.31
  4. Step 4: Simplify right side
    10,477,434.25x = 74,077,083,402,375.17
  5. Step 5: Solve for x
    x = 74,077,083,402,375.17/10,477,434.25
  6. Step 6: Final answer
    x = 7,070,154.93

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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.