Home / 40,829,430.60-61,249,977.90-12,071,838.60

Finding the Fourth Proportional to 40,829,430.60, 61,249,977.90 and 12,071,838.60

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Solution

The fourth proportional to 40,829,430.60, 61,249,977.90 and 12,071,838.60 is: 18,109,482.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,829,430.60 : 61,249,977.90 = 12,071,838.60 : x
  2. Step 2: Convert to fraction form
    40,829,430.60/61,249,977.90 = 12,071,838.60/x
  3. Step 3: Cross multiply
    40,829,430.60x = 61,249,977.90 × 12,071,838.60
  4. Step 4: Simplify right side
    40,829,430.60x = 739,399,847,462,366.88
  5. Step 5: Solve for x
    x = 739,399,847,462,366.88/40,829,430.60
  6. Step 6: Final answer
    x = 18,109,482.22

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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.