Home / 65,140,007.80-97,710,011.70-37,818,254.20

Finding the Fourth Proportional to 65,140,007.80, 97,710,011.70 and 37,818,254.20

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Solution

The fourth proportional to 65,140,007.80, 97,710,011.70 and 37,818,254.20 is: 56,727,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,140,007.80 : 97,710,011.70 = 37,818,254.20 : x
  2. Step 2: Convert to fraction form
    65,140,007.80/97,710,011.70 = 37,818,254.20/x
  3. Step 3: Cross multiply
    65,140,007.80x = 97,710,011.70 × 37,818,254.20
  4. Step 4: Simplify right side
    65,140,007.80x = 3,695,222,060,355,574.50
  5. Step 5: Solve for x
    x = 3,695,222,060,355,574.50/65,140,007.80
  6. Step 6: Final answer
    x = 56,727,381.30

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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.