Home / 25,445,838.36-35,127,453.42-15,664,666.76

Finding the Fourth Proportional to 25,445,838.36, 35,127,453.42 and 15,664,666.76

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Solution

The fourth proportional to 25,445,838.36, 35,127,453.42 and 15,664,666.76 is: 21,624,748.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,445,838.36 : 35,127,453.42 = 15,664,666.76 : x
  2. Step 2: Convert to fraction form
    25,445,838.36/35,127,453.42 = 15,664,666.76/x
  3. Step 3: Cross multiply
    25,445,838.36x = 35,127,453.42 × 15,664,666.76
  4. Step 4: Simplify right side
    25,445,838.36x = 550,259,851,776,085.12
  5. Step 5: Solve for x
    x = 550,259,851,776,085.12/25,445,838.36
  6. Step 6: Final answer
    x = 21,624,748.38

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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.