Home / 6,440,001.07-8,887,415.47-3,790,368.28

Finding the Fourth Proportional to 6,440,001.07, 8,887,415.47 and 3,790,368.28

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Solution

The fourth proportional to 6,440,001.07, 8,887,415.47 and 3,790,368.28 is: 5,230,834.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440,001.07 : 8,887,415.47 = 3,790,368.28 : x
  2. Step 2: Convert to fraction form
    6,440,001.07/8,887,415.47 = 3,790,368.28/x
  3. Step 3: Cross multiply
    6,440,001.07x = 8,887,415.47 × 3,790,368.28
  4. Step 4: Simplify right side
    6,440,001.07x = 33,686,577,730,411.12
  5. Step 5: Solve for x
    x = 33,686,577,730,411.12/6,440,001.07
  6. Step 6: Final answer
    x = 5,230,834.18

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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.