Home / 38,113,639.70-52,596,708.28-20,710,038.02

Finding the Fourth Proportional to 38,113,639.70, 52,596,708.28 and 20,710,038.02

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Solution

The fourth proportional to 38,113,639.70, 52,596,708.28 and 20,710,038.02 is: 28,579,790.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113,639.70 : 52,596,708.28 = 20,710,038.02 : x
  2. Step 2: Convert to fraction form
    38,113,639.70/52,596,708.28 = 20,710,038.02/x
  3. Step 3: Cross multiply
    38,113,639.70x = 52,596,708.28 × 20,710,038.02
  4. Step 4: Simplify right side
    38,113,639.70x = 1,089,279,827,890,890.25
  5. Step 5: Solve for x
    x = 1,089,279,827,890,890.25/38,113,639.70
  6. Step 6: Final answer
    x = 28,579,790.24

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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.