Home / 7,249,070.84-10,003,461.70-3,985,862.72

Finding the Fourth Proportional to 7,249,070.84, 10,003,461.70 and 3,985,862.72

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Solution

The fourth proportional to 7,249,070.84, 10,003,461.70 and 3,985,862.72 is: 5,500,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249,070.84 : 10,003,461.70 = 3,985,862.72 : x
  2. Step 2: Convert to fraction form
    7,249,070.84/10,003,461.70 = 3,985,862.72/x
  3. Step 3: Cross multiply
    7,249,070.84x = 10,003,461.70 × 3,985,862.72
  4. Step 4: Simplify right side
    7,249,070.84x = 39,872,425,060,977.82
  5. Step 5: Solve for x
    x = 39,872,425,060,977.82/7,249,070.84
  6. Step 6: Final answer
    x = 5,500,349.76

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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.