Home / 13,459,607.07-18,573,555.20-7,346,854.59

Finding the Fourth Proportional to 13,459,607.07, 18,573,555.20 and 7,346,854.59

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Solution

The fourth proportional to 13,459,607.07, 18,573,555.20 and 7,346,854.59 is: 10,138,275.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,607.07 : 18,573,555.20 = 7,346,854.59 : x
  2. Step 2: Convert to fraction form
    13,459,607.07/18,573,555.20 = 7,346,854.59/x
  3. Step 3: Cross multiply
    13,459,607.07x = 18,573,555.20 × 7,346,854.59
  4. Step 4: Simplify right side
    13,459,607.07x = 136,457,209,237,004.09
  5. Step 5: Solve for x
    x = 136,457,209,237,004.09/13,459,607.07
  6. Step 6: Final answer
    x = 10,138,275.84

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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.