Home / 65,799,312.49-90,804,436.63-36,031,210.76

Finding the Fourth Proportional to 65,799,312.49, 90,804,436.63 and 36,031,210.76

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Solution

The fourth proportional to 65,799,312.49, 90,804,436.63 and 36,031,210.76 is: 49,723,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,799,312.49 : 90,804,436.63 = 36,031,210.76 : x
  2. Step 2: Convert to fraction form
    65,799,312.49/90,804,436.63 = 36,031,210.76/x
  3. Step 3: Cross multiply
    65,799,312.49x = 90,804,436.63 × 36,031,210.76
  4. Step 4: Simplify right side
    65,799,312.49x = 3,271,793,794,295,527.50
  5. Step 5: Solve for x
    x = 3,271,793,794,295,527.50/65,799,312.49
  6. Step 6: Final answer
    x = 49,723,829.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.