Home / 28,917,254.34-39,905,808.02-16,358,040.64

Finding the Fourth Proportional to 28,917,254.34, 39,905,808.02 and 16,358,040.64

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Solution

The fourth proportional to 28,917,254.34, 39,905,808.02 and 16,358,040.64 is: 22,574,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,917,254.34 : 39,905,808.02 = 16,358,040.64 : x
  2. Step 2: Convert to fraction form
    28,917,254.34/39,905,808.02 = 16,358,040.64/x
  3. Step 3: Cross multiply
    28,917,254.34x = 39,905,808.02 × 16,358,040.64
  4. Step 4: Simplify right side
    28,917,254.34x = 652,780,829,363,198
  5. Step 5: Solve for x
    x = 652,780,829,363,198/28,917,254.34
  6. Step 6: Final answer
    x = 22,574,094.40

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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.