Home / 30,475,779.96-45,710,870.58-10,281,196.92

Finding the Fourth Proportional to 30,475,779.96, 45,710,870.58 and 10,281,196.92

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Solution

The fourth proportional to 30,475,779.96, 45,710,870.58 and 10,281,196.92 is: 15,420,851.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,475,779.96 : 45,710,870.58 = 10,281,196.92 : x
  2. Step 2: Convert to fraction form
    30,475,779.96/45,710,870.58 = 10,281,196.92/x
  3. Step 3: Cross multiply
    30,475,779.96x = 45,710,870.58 × 10,281,196.92
  4. Step 4: Simplify right side
    30,475,779.96x = 469,962,461,817,614.56
  5. Step 5: Solve for x
    x = 469,962,461,817,614.56/30,475,779.96
  6. Step 6: Final answer
    x = 15,420,851.00

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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.