Home / 31,234,547.60-46,851,821.40-18,448,470.80

Finding the Fourth Proportional to 31,234,547.60, 46,851,821.40 and 18,448,470.80

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Solution

The fourth proportional to 31,234,547.60, 46,851,821.40 and 18,448,470.80 is: 27,672,706.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,234,547.60 : 46,851,821.40 = 18,448,470.80 : x
  2. Step 2: Convert to fraction form
    31,234,547.60/46,851,821.40 = 18,448,470.80/x
  3. Step 3: Cross multiply
    31,234,547.60x = 46,851,821.40 × 18,448,470.80
  4. Step 4: Simplify right side
    31,234,547.60x = 864,344,459,024,715.12
  5. Step 5: Solve for x
    x = 864,344,459,024,715.12/31,234,547.60
  6. Step 6: Final answer
    x = 27,672,706.20

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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.