Home / 52,488,071.40-78,732,107.10-39,733,487.40

Finding the Fourth Proportional to 52,488,071.40, 78,732,107.10 and 39,733,487.40

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Solution

The fourth proportional to 52,488,071.40, 78,732,107.10 and 39,733,487.40 is: 59,600,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,071.40 : 78,732,107.10 = 39,733,487.40 : x
  2. Step 2: Convert to fraction form
    52,488,071.40/78,732,107.10 = 39,733,487.40/x
  3. Step 3: Cross multiply
    52,488,071.40x = 78,732,107.10 × 39,733,487.40
  4. Step 4: Simplify right side
    52,488,071.40x = 3,128,301,185,433,300
  5. Step 5: Solve for x
    x = 3,128,301,185,433,300/52,488,071.40
  6. Step 6: Final answer
    x = 59,600,231.10

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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.