Home / 15,565,821.60-23,348,732.40-9,911,114.40

Finding the Fourth Proportional to 15,565,821.60, 23,348,732.40 and 9,911,114.40

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Solution

The fourth proportional to 15,565,821.60, 23,348,732.40 and 9,911,114.40 is: 14,866,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565,821.60 : 23,348,732.40 = 9,911,114.40 : x
  2. Step 2: Convert to fraction form
    15,565,821.60/23,348,732.40 = 9,911,114.40/x
  3. Step 3: Cross multiply
    15,565,821.60x = 23,348,732.40 × 9,911,114.40
  4. Step 4: Simplify right side
    15,565,821.60x = 231,411,957,911,386.56
  5. Step 5: Solve for x
    x = 231,411,957,911,386.56/15,565,821.60
  6. Step 6: Final answer
    x = 14,866,671.60

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1.5x scale

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.