Home / 25,027,730-34,538,267.40-13,581,458

Finding the Fourth Proportional to 25,027,730, 34,538,267.40 and 13,581,458

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Solution

The fourth proportional to 25,027,730, 34,538,267.40 and 13,581,458 is: 18,742,412.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,027,730 : 34,538,267.40 = 13,581,458 : x
  2. Step 2: Convert to fraction form
    25,027,730/34,538,267.40 = 13,581,458/x
  3. Step 3: Cross multiply
    25,027,730x = 34,538,267.40 × 13,581,458
  4. Step 4: Simplify right side
    25,027,730x = 469,080,028,085,869.19
  5. Step 5: Solve for x
    x = 469,080,028,085,869.19/25,027,730
  6. Step 6: Final answer
    x = 18,742,412.04

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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.