Home / 56,146,985.40-84,220,478.10-13,596,713.40

Finding the Fourth Proportional to 56,146,985.40, 84,220,478.10 and 13,596,713.40

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Solution

The fourth proportional to 56,146,985.40, 84,220,478.10 and 13,596,713.40 is: 20,395,070.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,146,985.40 : 84,220,478.10 = 13,596,713.40 : x
  2. Step 2: Convert to fraction form
    56,146,985.40/84,220,478.10 = 13,596,713.40/x
  3. Step 3: Cross multiply
    56,146,985.40x = 84,220,478.10 × 13,596,713.40
  4. Step 4: Simplify right side
    56,146,985.40x = 1,145,121,703,136,676.50
  5. Step 5: Solve for x
    x = 1,145,121,703,136,676.50/56,146,985.40
  6. Step 6: Final answer
    x = 20,395,070.10

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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.