Home / 7,736,828.71-10,676,598.42-4,429,011.28

Finding the Fourth Proportional to 7,736,828.71, 10,676,598.42 and 4,429,011.28

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Solution

The fourth proportional to 7,736,828.71, 10,676,598.42 and 4,429,011.28 is: 6,111,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736,828.71 : 10,676,598.42 = 4,429,011.28 : x
  2. Step 2: Convert to fraction form
    7,736,828.71/10,676,598.42 = 4,429,011.28/x
  3. Step 3: Cross multiply
    7,736,828.71x = 10,676,598.42 × 4,429,011.28
  4. Step 4: Simplify right side
    7,736,828.71x = 47,286,774,834,210.18
  5. Step 5: Solve for x
    x = 47,286,774,834,210.18/7,736,828.71
  6. Step 6: Final answer
    x = 6,111,906.65

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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.