Home / 56,713,802.40-85,094,323.20-18,387,064.80

Finding the Fourth Proportional to 56,713,802.40, 85,094,323.20 and 18,387,064.80

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Solution

The fourth proportional to 56,713,802.40, 85,094,323.20 and 18,387,064.80 is: 27,588,254.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,713,802.40 : 85,094,323.20 = 18,387,064.80 : x
  2. Step 2: Convert to fraction form
    56,713,802.40/85,094,323.20 = 18,387,064.80/x
  3. Step 3: Cross multiply
    56,713,802.40x = 85,094,323.20 × 18,387,064.80
  4. Step 4: Simplify right side
    56,713,802.40x = 1,564,634,834,790,543.50
  5. Step 5: Solve for x
    x = 1,564,634,834,790,543.50/56,713,802.40
  6. Step 6: Final answer
    x = 27,588,254.86

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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.