Home / 38,075,373.38-52,593,303.53-31,486,575.80

Finding the Fourth Proportional to 38,075,373.38, 52,593,303.53 and 31,486,575.80

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Solution

The fourth proportional to 38,075,373.38, 52,593,303.53 and 31,486,575.80 is: 43,492,233.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,075,373.38 : 52,593,303.53 = 31,486,575.80 : x
  2. Step 2: Convert to fraction form
    38,075,373.38/52,593,303.53 = 31,486,575.80/x
  3. Step 3: Cross multiply
    38,075,373.38x = 52,593,303.53 × 31,486,575.80
  4. Step 4: Simplify right side
    38,075,373.38x = 1,655,983,038,012,319.75
  5. Step 5: Solve for x
    x = 1,655,983,038,012,319.75/38,075,373.38
  6. Step 6: Final answer
    x = 43,492,233.72

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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.