Home / 55,887,639.40-83,831,459.10-52,769,852.20

Finding the Fourth Proportional to 55,887,639.40, 83,831,459.10 and 52,769,852.20

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Solution

The fourth proportional to 55,887,639.40, 83,831,459.10 and 52,769,852.20 is: 79,154,778.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,887,639.40 : 83,831,459.10 = 52,769,852.20 : x
  2. Step 2: Convert to fraction form
    55,887,639.40/83,831,459.10 = 52,769,852.20/x
  3. Step 3: Cross multiply
    55,887,639.40x = 83,831,459.10 × 52,769,852.20
  4. Step 4: Simplify right side
    55,887,639.40x = 4,423,773,706,417,345
  5. Step 5: Solve for x
    x = 4,423,773,706,417,345/55,887,639.40
  6. Step 6: Final answer
    x = 79,154,778.30

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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.