Home / 13,459,628.07-18,573,584.18-7,346,875.59

Finding the Fourth Proportional to 13,459,628.07, 18,573,584.18 and 7,346,875.59

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Solution

The fourth proportional to 13,459,628.07, 18,573,584.18 and 7,346,875.59 is: 10,138,304.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,628.07 : 18,573,584.18 = 7,346,875.59 : x
  2. Step 2: Convert to fraction form
    13,459,628.07/18,573,584.18 = 7,346,875.59/x
  3. Step 3: Cross multiply
    13,459,628.07x = 18,573,584.18 × 7,346,875.59
  4. Step 4: Simplify right side
    13,459,628.07x = 136,457,812,194,117.80
  5. Step 5: Solve for x
    x = 136,457,812,194,117.80/13,459,628.07
  6. Step 6: Final answer
    x = 10,138,304.82

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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.