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Finding the Third Proportional to 28,547,706.75 and 42,830,310.75

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Solution

The third proportional to 28,547,706.75 and 42,830,310.75 is: 64,258,594.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,547,706.75 : 42,830,310.75 = 42,830,310.75 : x
  2. Step 2: Convert to fraction form
    28,547,706.75/42,830,310.75 = 42,830,310.75/x
  3. Step 3: Cross multiply
    28,547,706.75x = 42,830,310.75 × 42,830,310.75
  4. Step 4: Simplify right side
    28,547,706.75x = 1,834,435,518,941,565.50
  5. Step 5: Solve for x
    x = 1,834,435,518,941,565.50/28,547,706.75
  6. Step 6: Final answer
    x = 64,258,594.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.